Is there a good app for keep a daily journal?
Fully Served: 19 apps already serve this, and 1 data points mined from real user reviews show where they fall short. Good apps already cover what people want. You'd need a strong wedge.
Data refreshed July 20, 2026 · scores recompute weekly as new reviews are mined, so re-check before you build.
What users complain about
The most common complaints behind apps that try to keep a daily journal, mined and clustered from real reviews:
| Complaint area | Type | Mentions | What a user said |
|---|---|---|---|
| add a diary/journal feature | missing-feature | 1 | Bổ sung thêm nhật ký nữa thì trên cả tuyệt vời |
Apps that already serve this
| App | Rating | Ratings | Price |
|---|---|---|---|
| Journal | 4.8 | 298,231 | Free |
| Day One: Daily Journal & Diary | 4.8 | 117,289 | Free |
| Weight Diary | 4.9 | 2,572 | $7.99 |
| BP Journal | 3.8 | 4 | $4.99 |
| Journelly | 4.9 | 75 | $14.99 |
| Daily Nanny | 3.8 | 91 | $6.99 |
| Structured: Daily Planner Todo | 4.8 | 162,585 | Free |
| Sourdough Journal | 4.2 | 4 | $7.99 |
Should you build it?
Good apps already cover what people want. You'd need a strong wedge. Opportunity here scores 4 out of 100 — a function of demand, how crowded the field is, and how badly the existing apps perform. Use the live map to compare it against adjacent tasks.
Who has tried building this
5 attempts, 4 stale and all under 8 stars; repeatedly built, consistently abandoned—a hard retention problem.
| Project | Status | Stars | Stack |
|---|---|---|---|
| peterjuras/yearlydiary | stale | 8 | TypeScript |
| ns-develops/Journal-app | active | 5 | Swift |
| Dooskington/Mail-Journal | stale | 4 | Rust |
| KellyDanielO/journal | stale | 4 | Dart |
| fouadlizoullizoul/Fouad-Saas | stale | 3 | TypeScript |
Open-source projects that attempted this task — active ones show today's bar; abandoned ones are a signal to validate why earlier attempts died.
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