diff --git a/calls/backend/Calls.Api.Tests/RecordingTests.cs b/calls/backend/Calls.Api.Tests/RecordingTests.cs
index 181253c..979c94e 100644
--- a/calls/backend/Calls.Api.Tests/RecordingTests.cs
+++ b/calls/backend/Calls.Api.Tests/RecordingTests.cs
@@ -190,6 +190,8 @@ public sealed class ProcessorTests : IDisposable
         var c = _calls.Create("ws-room", "wsteam0000001");
         _calls.RecordingStarted(c.Id, c.Id);
         _calls.Seen(c.Id, [new("Анна", false), new("Іван", true)]);
+        _time.Advance(TimeSpan.FromSeconds(duration));          // звонок шёл duration секунд
+        _calls.Seen(c.Id, [new("Анна", false), new("Іван", true)]);
         _calls.Ended(c.Id, _calls.Now, hadRecording: true);
         var dir = Path.Combine(_root, "rec", c.Id);
         Directory.CreateDirectory(Path.Combine(dir, "parts"));
@@ -216,6 +218,7 @@ public sealed class ProcessorTests : IDisposable
         Assert.False(Directory.Exists(dir));                                     // проверка 3: файлов не осталось
         var up = Assert.Single(Uploads);
         Assert.Matches(@"^calls/2026/10/[0-9a-f]{24}/dzvinok-2026-10-15-1400\.mp3$", up);
+        Assert.Contains("1 хв 30 с", JsonDocument.Parse(Pages[0]).RootElement.GetProperty("markdown").GetString());
         Assert.StartsWith("https://sb.test/storage/v1/object/public/files/calls/2026/10/", row.AudioUrl);
         Assert.Equal(["Дзвінки"], Folders);                                      // папку создали
         var page = JsonDocument.Parse(Assert.Single(Pages)).RootElement;
@@ -229,6 +232,17 @@ public sealed class ProcessorTests : IDisposable
         Assert.Contains(row.AudioUrl!, md);
     }
 
+    [Fact]
+    public async Task ShortCallByPresence_SkippedEvenIfAudioLonger()
+    {
+        // звонок 50 с, но запись 70 с (хвост после ухода всех) — по звонку он короткий
+        var (call, dir) = EndedCall(duration: 50);
+        File.WriteAllText(Path.Combine(dir, "meta.json"), File.ReadAllText(Path.Combine(dir, "meta.json")).Replace("\"duration\":50", "\"duration\":70"));
+        await Proc(Http(), Opt()).RunOnceAsync(default);
+        Assert.Equal("skipped", _calls.Get(call.Id)!.Status);
+        Assert.False(Directory.Exists(dir));
+    }
+
     [Fact]
     public async Task ShortCall_Skipped_NoPage_FilesDeleted()
     {
diff --git a/calls/backend/Calls.Api/Recording/RecordingProcessor.cs b/calls/backend/Calls.Api/Recording/RecordingProcessor.cs
index e3a09ec..e462506 100644
--- a/calls/backend/Calls.Api/Recording/RecordingProcessor.cs
+++ b/calls/backend/Calls.Api/Recording/RecordingProcessor.cs
@@ -64,11 +64,13 @@ public sealed class RecordingProcessor(
             return;
         }
         var meta = JsonDocument.Parse(await File.ReadAllTextAsync(Path.Combine(dir, "meta.json"), ct)).RootElement;
-        var duration = meta.GetProperty("duration").GetDouble();
+        var audioSeconds = meta.GetProperty("duration").GetDouble();
+        // Длительность звонка — по присутствию участников (запись идёт ещё EmptyGrace после ухода всех).
+        double duration = call.EndedAt is { } end && end > call.StartedAt ? end - call.StartedAt : audioSeconds;
         var audioFile = meta.GetProperty("audio").GetString()!;
         var mime = meta.GetProperty("mime").GetString()!;
         if (meta.TryGetProperty("quality", out var q))
-            log.LogInformation("Дзвінок {C}: запис {D:0} с, {B} КБ, якість: {Q}", call.Id, duration,
+            log.LogInformation("Дзвінок {C}: тривалість {D:0} с, запис {A:0} с, {B} КБ, якість: {Q}", call.Id, duration, audioSeconds,
                 meta.GetProperty("bytes").GetInt64() / 1024, q.GetRawText());
 
         // Короткий звонок: без страницы, файлы удаляем.
@@ -100,7 +102,7 @@ public sealed class RecordingProcessor(
             var parts = meta.GetProperty("parts").EnumerateArray()
                 .Select(p => new AudioPart(p.GetProperty("file").GetString()!, p.GetProperty("duration").GetDouble(), p.GetProperty("bytes").GetInt64()))
                 .ToList();
-            if (parts.Count == 0) parts.Add(new AudioPart(audioFile, duration, meta.GetProperty("bytes").GetInt64()));
+            if (parts.Count == 0) parts.Add(new AudioPart(audioFile, audioSeconds, meta.GetProperty("bytes").GetInt64()));
             transcript = await whisper.TranscribeAsync(dir, parts, mime, ct);
             await File.WriteAllTextAsync(tPath + ".tmp", JsonSerializer.Serialize(transcript), ct);
             File.Move(tPath + ".tmp", tPath, overwrite: true);