diff --git a/go.mod b/go.mod
index 1bf0e53..bd9fbd1 100644
--- a/go.mod
+++ b/go.mod
@@ -15,7 +15,7 @@ require (
 	github.com/themakers/hlog v0.0.0-20191205140925-235e0e4baddf
 	go.uber.org/zap v1.26.0
 	penahub.gitlab.yandexcloud.net/backend/penahub_common v0.0.0-20240202120244-c4ef330cfe5d
-	penahub.gitlab.yandexcloud.net/backend/quiz/common.git v0.0.0-20240315113539-a26dce3bed0e
+	penahub.gitlab.yandexcloud.net/backend/quiz/common.git v0.0.0-20240315133641-4cc870989184
 	penahub.gitlab.yandexcloud.net/backend/quiz/worker.git v0.0.0-20240313171802-7da5fbb4caf3
 )
 
diff --git a/go.sum b/go.sum
index d608510..1d3dbeb 100644
--- a/go.sum
+++ b/go.sum
@@ -190,5 +190,7 @@ penahub.gitlab.yandexcloud.net/backend/quiz/common.git v0.0.0-20240314133622-a34
 penahub.gitlab.yandexcloud.net/backend/quiz/common.git v0.0.0-20240314133622-a34c0e2e5168/go.mod h1:okduDAq0NVVDcM+TMyrd4mVXzBMeTzYI2B2/yi1sL1Y=
 penahub.gitlab.yandexcloud.net/backend/quiz/common.git v0.0.0-20240315113539-a26dce3bed0e h1:nd9ZkwEq2wPDG/Nc5TDh5EFNckqrUKsI6jU4es84vxU=
 penahub.gitlab.yandexcloud.net/backend/quiz/common.git v0.0.0-20240315113539-a26dce3bed0e/go.mod h1:okduDAq0NVVDcM+TMyrd4mVXzBMeTzYI2B2/yi1sL1Y=
+penahub.gitlab.yandexcloud.net/backend/quiz/common.git v0.0.0-20240315133641-4cc870989184 h1:tiQQbN7OHrCohzPVeA6g9M7/WZDWMTahQmEDmYO20d8=
+penahub.gitlab.yandexcloud.net/backend/quiz/common.git v0.0.0-20240315133641-4cc870989184/go.mod h1:okduDAq0NVVDcM+TMyrd4mVXzBMeTzYI2B2/yi1sL1Y=
 penahub.gitlab.yandexcloud.net/backend/quiz/worker.git v0.0.0-20240313171802-7da5fbb4caf3 h1:BLHIUnJAttW9OAW7A63H9ON/HPhXdpBa/YPUQWD4ORA=
 penahub.gitlab.yandexcloud.net/backend/quiz/worker.git v0.0.0-20240313171802-7da5fbb4caf3/go.mod h1:/BFcX4F10DRuFuAHlwkKO+1QAXPL4i49x1tsrTwxlqE=
diff --git a/service/service.go b/service/service.go
index fe812fb..19222ac 100644
--- a/service/service.go
+++ b/service/service.go
@@ -47,4 +47,7 @@ func (s *Service) Register(app *fiber.App) {
 	app.Patch("/result/seen", s.SetStatus)
 	app.Post("/results/:quizID/export", s.ExportResultsToCSV)
 	app.Get("/result/:resultID", s.GetResultAnswers)
+
+	// statistics handlers
+	app.Post("/statistic/:quizID/devices", s.GetDeviceStatistics)
 }
diff --git a/service/statistic_svc.go b/service/statistic_svc.go
new file mode 100644
index 0000000..276a165
--- /dev/null
+++ b/service/statistic_svc.go
@@ -0,0 +1,37 @@
+package service
+
+import (
+	"github.com/gofiber/fiber/v2"
+	"penahub.gitlab.yandexcloud.net/backend/quiz/common.git/repository/statistics"
+	"strconv"
+)
+
+type DeviceStatReq struct {
+	From uint64 // временные границы выбора статистики
+	To   uint64
+}
+
+func (s *Service) GetDeviceStatistics(ctx *fiber.Ctx) error {
+	quizIDStr := ctx.Params("quizID")
+
+	quizID, err := strconv.ParseInt(quizIDStr, 10, 64)
+	if err != nil {
+		return ctx.Status(fiber.StatusBadRequest).SendString("Invalid quiz ID format")
+	}
+
+	var req DeviceStatReq
+	if err := ctx.BodyParser(&req); err != nil {
+		return ctx.Status(fiber.StatusBadRequest).SendString("Invalid request data")
+	}
+
+	deviceStats, err := s.dal.StatisticsRepo.GetDeviceStatistics(ctx.Context(), statistics.DeviceStatReq{
+		QuizId: quizID,
+		From:   req.From,
+		To:     req.To,
+	})
+	if err != nil {
+		return ctx.Status(fiber.StatusInternalServerError).SendString(err.Error())
+	}
+
+	return ctx.Status(fiber.StatusOK).JSON(deviceStats)
+}