diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/ChallengeController.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/ChallengeController.java
deleted file mode 100644
index df6af68..0000000
--- a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/ChallengeController.java
+++ /dev/null
@@ -1,85 +0,0 @@
-package org.haedal.zzansuni.controller.challenge;
-
-import io.swagger.v3.oas.annotations.Operation;
-import io.swagger.v3.oas.annotations.tags.Tag;
-import jakarta.validation.Valid;
-import lombok.RequiredArgsConstructor;
-import org.haedal.zzansuni.controller.PagingRequest;
-import org.haedal.zzansuni.controller.PagingResponse;
-import org.haedal.zzansuni.core.api.ApiResponse;
-import org.haedal.zzansuni.domain.challenge.ChallengeCategory;
-import org.haedal.zzansuni.global.jwt.JwtUser;
-import org.springframework.security.core.annotation.AuthenticationPrincipal;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.RestController;
-
-@Tag(name = "challenges", description = "챌린지 관련 API")
-@RequiredArgsConstructor
-@RestController
-public class ChallengeController {
-
-    @Operation(summary = "챌린지 목록 조회", description = "챌린지 목록 페이징 조회한다.")
-    @GetMapping("/api/challenges")
-    public ApiResponse<PagingResponse<ChallengeRes.ChallengeDto>> getChallengesPaging(
-            @Valid PagingRequest pagingRequest,
-            @RequestParam ChallengeCategory category
-    ) {
-        throw new RuntimeException("Not implemented");
-    }
-
-    @Operation(summary = "챌린지 상세 조회", description = "챌린지 상세 조회한다.")
-    @GetMapping("/api/challenges/{challengeId}")
-    public ApiResponse<ChallengeRes.ChallengeDetailDto> getChallengeDetail(
-            @PathVariable Long challengeId
-    ) {
-        throw new RuntimeException("Not implemented");
-    }
-
-    @Operation(summary = "챌린지 최근 리뷰 조회", description = "챌린지 최근 리뷰 조회한다.")
-    @GetMapping("/api/challenges/reviews")
-    public ApiResponse<PagingResponse<ChallengeRes.ChallengeReviewDto>> getChallengeReviews(
-            @Valid PagingRequest pagingRequest
-    ) {
-        throw new RuntimeException("Not implemented");
-    }
-
-    @Operation(summary = "챌린지 랭킹 조회", description = "챌린지 랭킹 조회한다.")
-    @GetMapping("/api/challenges/{challengeId}/rankings")
-    public ApiResponse<ChallengeRes.ChallengeRankingPagingResponse> getChallengeRankings(
-            @AuthenticationPrincipal JwtUser jwtUser,
-            @PathVariable Long challengeId,
-            @Valid PagingRequest pagingRequest
-    ) {
-        throw new RuntimeException("Not implemented");
-    }
-
-    //숏폼 조회
-    @Operation(summary = "챌린지 숏폼 조회", description = "챌린지 숏폼 조회한다.")
-    @GetMapping("/api/challenges/shorts")
-    public ApiResponse<PagingResponse<ChallengeRes.ChallengeDto>> getChallengeShortsPaging(
-            @RequestParam Long page
-    ) {
-        throw new RuntimeException("Not implemented");
-    }
-
-    @Operation(summary = "진행중인 챌린지 조회", description = "진행중인 챌린지 조회한다.")
-    @GetMapping("/api/user/challenges/currents")
-    public ApiResponse<PagingResponse<ChallengeRes.ChallengeCurrentDto>> getChallengeCurrentsPaging(
-            @Valid PagingRequest pagingRequest,
-            @AuthenticationPrincipal JwtUser jwtUser
-    ) {
-        throw new RuntimeException("Not implemented");
-    }
-
-    @Operation(summary = "완료한 챌린지 조회", description = "완료한 챌린지 페이징 조회한다.")
-    @GetMapping("/api/user/challenges/completes")
-    public ApiResponse<PagingResponse<ChallengeRes.ChallengeCompleteDto>> getChallengeCompletesPaging(
-            @Valid PagingRequest pagingRequest,
-            @AuthenticationPrincipal JwtUser jwtUser
-    ) {
-        throw new RuntimeException("Not implemented");
-    }
-
-}
diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/ChallengeReq.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/ChallengeReq.java
deleted file mode 100644
index 48eee62..0000000
--- a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/ChallengeReq.java
+++ /dev/null
@@ -1,7 +0,0 @@
-package org.haedal.zzansuni.controller.challenge;
-
-import org.haedal.zzansuni.controller.user.UserRes;
-
-public class ChallengeReq {
-
-}
diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/interact/ChallengeInteractRes.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/interact/ChallengeInteractRes.java
deleted file mode 100644
index ca1c26e..0000000
--- a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/interact/ChallengeInteractRes.java
+++ /dev/null
@@ -1,37 +0,0 @@
-package org.haedal.zzansuni.controller.challenge.interact;
-
-import lombok.Builder;
-
-import java.time.LocalDate;
-import java.time.LocalDateTime;
-import java.util.List;
-
-public class ChallengeInteractRes {
-    @Builder
-    public record ChallengeVerificationResponse(
-            Integer totalCount,
-            Integer successCount,
-            Integer obtainExp
-    ) {
-    }
-
-    @Builder
-    public record ChallengeRecordResponse(
-            String title,
-            Integer totalCount,
-            Integer successCount,
-            LocalDate startDate,
-            LocalDate endDate,
-            List<Long> recordIds
-    ) {
-    }
-
-    @Builder
-    public record ChallengeRecordDetailDto(
-            Long id,
-            LocalDateTime createdAt,
-            String content,
-            String imageUrl
-    ) {
-    }
-}
diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/ChallengeGroupController.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/ChallengeGroupController.java
new file mode 100644
index 0000000..74b463e
--- /dev/null
+++ b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/ChallengeGroupController.java
@@ -0,0 +1,69 @@
+package org.haedal.zzansuni.controller.challengegroup;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
+import lombok.RequiredArgsConstructor;
+import org.haedal.zzansuni.controller.PagingRequest;
+import org.haedal.zzansuni.controller.PagingResponse;
+import org.haedal.zzansuni.core.api.ApiResponse;
+import org.haedal.zzansuni.domain.challenge.ChallengeCategory;
+import org.haedal.zzansuni.global.jwt.JwtUser;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@Tag(name = "challengeGroups", description = "챌린지 그룹 관련 API")
+@RequiredArgsConstructor
+@RestController
+public class ChallengeGroupController {
+
+    @Operation(summary = "챌린지 그룹 목록 페이징", description = "챌린지 그룹 페이징 조회.")
+    @GetMapping("/api/challengeGroups")
+    public ApiResponse<PagingResponse<ChallengeGroupRes.ChallengeGroupDto>> getChallengesPaging(
+            @Valid PagingRequest pagingRequest,
+            @RequestParam ChallengeCategory category
+    ) {
+        throw new RuntimeException("Not implemented");
+    }
+
+    @Operation(summary = "챌린지 그룹 상세 조회", description = "챌린지 상세 조회한다.")
+    @GetMapping("/api/challengeGroups/{challengeGroupId}")
+    public ApiResponse<ChallengeGroupRes.ChallengeGroupDetailDto> getChallengeDetail(
+            @PathVariable Long challengeGroupId
+    ) {
+        throw new RuntimeException("Not implemented");
+    }
+
+    @Operation(summary = "챌린지 그룹 최근 리뷰 페이징", description = "챌린지 최근 리뷰 페이징 조회.")
+    @GetMapping("/api/challengeGroups/reviews")
+    public ApiResponse<PagingResponse<ChallengeGroupRes.ChallengeReviewDto>> getChallengeReviews(
+            @Valid PagingRequest pagingRequest
+    ) {
+        throw new RuntimeException("Not implemented");
+    }
+
+    @Operation(summary = "챌린지 그룹 랭킹 조회", description = "챌린지 랭킹 조회한다.")
+    @GetMapping("/api/challengeGroups/{challengeGroupId}/rankings")
+    public ApiResponse<ChallengeGroupRes.ChallengeGroupRankingPagingResponse> getChallengeRankings(
+            @AuthenticationPrincipal JwtUser jwtUser,
+            @PathVariable Long challengeGroupId,
+            @Valid PagingRequest pagingRequest
+    ) {
+        throw new RuntimeException("Not implemented");
+    }
+
+    //숏폼 조회
+    @Operation(summary = "챌린지 그룹 숏폼 페이징", description = "챌린지 숏폼 페이징 조회한다.")
+    @GetMapping("/api/challengeGroups/shorts")
+    public ApiResponse<PagingResponse<ChallengeGroupRes.ChallengeGroupDto>> getChallengeShortsPaging(
+            @RequestParam Long page
+    ) {
+        throw new RuntimeException("Not implemented");
+    }
+
+
+
+}
diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/ChallengeGroupReq.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/ChallengeGroupReq.java
new file mode 100644
index 0000000..440b95b
--- /dev/null
+++ b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/ChallengeGroupReq.java
@@ -0,0 +1,5 @@
+package org.haedal.zzansuni.controller.challengegroup;
+
+public class ChallengeGroupReq {
+
+}
diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/ChallengeRes.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/ChallengeGroupRes.java
similarity index 59%
rename from zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/ChallengeRes.java
rename to zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/ChallengeGroupRes.java
index 917b49d..ba89612 100644
--- a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/ChallengeRes.java
+++ b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/ChallengeGroupRes.java
@@ -1,19 +1,18 @@
-package org.haedal.zzansuni.controller.challenge;
+package org.haedal.zzansuni.controller.challengegroup;
 
 import lombok.Builder;
 import org.haedal.zzansuni.controller.user.UserRes;
 import org.haedal.zzansuni.domain.challenge.ChallengeCategory;
 import org.haedal.zzansuni.domain.challenge.DayType;
-import org.springframework.cglib.core.Local;
 
 import java.time.LocalDate;
 import java.util.List;
 
-public class ChallengeRes {
+public class ChallengeGroupRes {
 
 
     @Builder
-    public record ChallengeDto(
+    public record ChallengeGroupDto(
             Long id,
             String title,
             String content,
@@ -26,7 +25,7 @@ public record ChallengeDto(
     }
 
     @Builder
-    public record ChallengeDetailDto(
+    public record ChallengeGroupDetailDto(
             Long id,
             String title,
             String content,
@@ -37,12 +36,12 @@ public record ChallengeDetailDto(
             /////
             Integer maxDifficulty,
             List<String> imageUrls,
-            List<ChallengeDifficultyDto> difficulties
+            List<ChallengeDto> challenges
     ) {
     }
 
     @Builder
-    public record ChallengeDifficultyDto(
+    public record ChallengeDto(
             Long id,
             Integer participantCount,
 
@@ -67,16 +66,16 @@ public record ChallengeReviewDto(
 
 
     @Builder
-    public record ChallengeRankingPagingResponse(
-            List<ChallengeRankingDto> data,
+    public record ChallengeGroupRankingPagingResponse(
+            List<ChallengeGroupRankingDto> data,
             Integer totalPage,
-            ChallengeRankingDto myRanking //null이면 랭킹이 없는 것
+            ChallengeGroupRankingDto myRanking //null이면 랭킹이 없는 것
     ) {
     }
 
 
     @Builder
-    public record ChallengeRankingDto(
+    public record ChallengeGroupRankingDto(
             Integer ranking,
             //획득 포인트
             Integer acquiredPoint,
@@ -85,33 +84,4 @@ public record ChallengeRankingDto(
     }
 
 
-    @Builder
-    public record ChallengeCurrentDto(
-            Long id,
-            String title,
-            Integer successCount,
-            Integer totalCount,
-
-            LocalDate participationDate,
-            LocalDate startDate,
-            LocalDate endDate,
-
-            ChallengeCategory category,
-            Boolean reviewWritten
-
-    ) {
-    }
-
-    @Builder
-    public record ChallengeCompleteDto(
-            Long id,
-            String title,
-
-            LocalDate successDate,
-
-            ChallengeCategory category,
-            Boolean reviewWritten
-
-    ) {
-    }
 }
diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/interact/ChallengeInteractController.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/challenge/ChallengeController.java
similarity index 60%
rename from zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/interact/ChallengeInteractController.java
rename to zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/challenge/ChallengeController.java
index 9bffd22..8531ac2 100644
--- a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/interact/ChallengeInteractController.java
+++ b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/challenge/ChallengeController.java
@@ -1,8 +1,10 @@
-package org.haedal.zzansuni.controller.challenge.interact;
+package org.haedal.zzansuni.controller.challengegroup.challenge;
 
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
+import org.haedal.zzansuni.controller.PagingRequest;
 import org.haedal.zzansuni.controller.PagingResponse;
 import org.haedal.zzansuni.core.api.ApiResponse;
 import org.haedal.zzansuni.global.jwt.JwtUser;
@@ -11,10 +13,10 @@
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
-@Tag(name = "challenge-interact", description = "챌린지 상호작용 API")
+@Tag(name = "challenge", description = "챌린지 API")
 @RequiredArgsConstructor
 @RestController
-public class ChallengeInteractController {
+public class ChallengeController {
 
     @Operation(summary = "챌린지 참여", description = "챌린지에 참여한다.")
     @PostMapping("/api/challenges/{challengeId}/join")
@@ -27,9 +29,9 @@ public ApiResponse<Void> challengeParticipation(
 
     @Operation(summary = "챌린지 인증", description = "챌린지에 인증한다.")
     @PostMapping("/api/challenges/{challengeId}/verification")
-    public ApiResponse<ChallengeInteractRes.ChallengeVerificationResponse> challengeVerification(
+    public ApiResponse<ChallengeRes.ChallengeVerificationResponse> challengeVerification(
             @PathVariable Long challengeId,
-            @RequestPart("body") ChallengeInteractReq.ChallengeVerificationRequest request,
+            @RequestPart("body") ChallengeReq.ChallengeVerificationRequest request,
             @RequestPart("image") MultipartFile image
     ) {
         throw new RuntimeException("Not implemented");
@@ -41,14 +43,14 @@ public ApiResponse<ChallengeInteractRes.ChallengeVerificationResponse> challenge
     public ApiResponse<Long> challengeReviewCreate(
             @PathVariable Long challengeId,
             @AuthenticationPrincipal JwtUser jwtUser,
-            @RequestBody ChallengeInteractReq.ChallengeReviewCreateRequest request
+            @RequestBody ChallengeReq.ChallengeReviewCreateRequest request
     ) {
         throw new RuntimeException("Not implemented");
     }
 
     @Operation(summary = "챌린지 기록 조회", description = "챌린지 기록을 조회한다.")
     @GetMapping("/api/challenges/{challengeId}/record")
-    public ApiResponse<ChallengeInteractRes.ChallengeRecordResponse> getChallengeRecord(
+    public ApiResponse<ChallengeRes.ChallengeRecordResponse> getChallengeRecord(
             @PathVariable Long challengeId,
             @AuthenticationPrincipal JwtUser jwtUser
     ) {
@@ -57,11 +59,27 @@ public ApiResponse<ChallengeInteractRes.ChallengeRecordResponse> getChallengeRec
 
     @Operation(summary = "챌린지 기록 상세 조회", description = "챌린지 기록 상세를 조회한다.")
     @GetMapping("/api/challenges/record/{recordId}")
-    public ApiResponse<ChallengeInteractRes.ChallengeRecordDetailDto> getChallengeRecordDetail(
+    public ApiResponse<ChallengeRes.ChallengeRecordDetailDto> getChallengeRecordDetail(
             @PathVariable Long recordId,
             @AuthenticationPrincipal JwtUser jwtUser
     ) {
         throw new RuntimeException("Not implemented");
     }
+    @Operation(summary = "진행중인 챌린지 조회", description = "진행중인 챌린지 조회한다.")
+    @GetMapping("/api/user/challenges/currents")
+    public ApiResponse<PagingResponse<ChallengeRes.ChallengeCurrentDto>> getChallengeCurrentsPaging(
+            @Valid PagingRequest pagingRequest,
+            @AuthenticationPrincipal JwtUser jwtUser
+    ) {
+        throw new RuntimeException("Not implemented");
+    }
 
+    @Operation(summary = "완료한 챌린지 조회", description = "완료한 챌린지 페이징 조회한다.")
+    @GetMapping("/api/user/challenges/completes")
+    public ApiResponse<PagingResponse<ChallengeRes.ChallengeCompleteDto>> getChallengeCompletesPaging(
+            @Valid PagingRequest pagingRequest,
+            @AuthenticationPrincipal JwtUser jwtUser
+    ) {
+        throw new RuntimeException("Not implemented");
+    }
 }
diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/interact/ChallengeInteractReq.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/challenge/ChallengeReq.java
similarity index 58%
rename from zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/interact/ChallengeInteractReq.java
rename to zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/challenge/ChallengeReq.java
index da209e0..89af4a0 100644
--- a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challenge/interact/ChallengeInteractReq.java
+++ b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/challenge/ChallengeReq.java
@@ -1,8 +1,6 @@
-package org.haedal.zzansuni.controller.challenge.interact;
+package org.haedal.zzansuni.controller.challengegroup.challenge;
 
-import org.springframework.web.multipart.MultipartFile;
-
-public class ChallengeInteractReq {
+public class ChallengeReq {
 
     public record ChallengeVerificationRequest(
             String content
diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/challenge/ChallengeRes.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/challenge/ChallengeRes.java
new file mode 100644
index 0000000..ee0fc80
--- /dev/null
+++ b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/challengegroup/challenge/ChallengeRes.java
@@ -0,0 +1,72 @@
+package org.haedal.zzansuni.controller.challengegroup.challenge;
+
+import lombok.Builder;
+import org.haedal.zzansuni.domain.challenge.ChallengeCategory;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.util.List;
+
+public class ChallengeRes {
+    @Builder
+    public record ChallengeVerificationResponse(
+            Integer totalCount,
+            Integer successCount,
+            Integer obtainExp
+    ) {
+    }
+
+    @Builder
+    public record ChallengeRecordResponse(
+            String title,
+            Integer totalCount,
+            Integer successCount,
+            LocalDate startDate,
+            LocalDate endDate,
+            List<Long> recordIds
+    ) {
+    }
+
+    @Builder
+    public record ChallengeRecordDetailDto(
+            Long id,
+            LocalDateTime createdAt,
+            String content,
+            String imageUrl
+    ) {
+    }
+
+
+
+
+
+    @Builder
+    public record ChallengeCurrentDto(
+            Long id,
+            String title,
+            Integer successCount,
+            Integer totalCount,
+
+            LocalDate participationDate,
+            LocalDate startDate,
+            LocalDate endDate,
+
+            ChallengeCategory category,
+            Boolean reviewWritten
+
+    ) {
+    }
+
+    @Builder
+    public record ChallengeCompleteDto(
+            Long id,
+            String title,
+
+            LocalDate successDate,
+
+            ChallengeCategory category,
+            Boolean reviewWritten
+
+    ) {
+    }
+}
diff --git a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/user/UserRes.java b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/user/UserRes.java
index f46d6c9..f2ba2a6 100644
--- a/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/user/UserRes.java
+++ b/zzansuni-api-server/app/src/main/java/org/haedal/zzansuni/controller/user/UserRes.java
@@ -3,6 +3,7 @@
 import lombok.Builder;
 
 import java.time.LocalDate;
+import java.util.List;
 import java.util.Map;
 
 public class UserRes {
@@ -36,7 +37,18 @@ public record TierInfoDto(
     @Builder
     public record StrickDto(
             LocalDate date,
-            Map<String, Integer> activity
+            List<DayCountDto> dayCounts
+    ) {
+    }
+
+    /**
+     * 하루에 대한 스트릭 카운트
+     * 0인 것도 보낸다.
+     */
+    @Builder
+    public record DayCountDto(
+            LocalDate date,
+            Integer count
     ) {
     }