# Bird Diary vs Daylin

The clearest difference is in-app purchases: Daylin at none against Bird Diary's 3. Daylin also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Bird Diary sells 3 in-app purchases, starting at $1.99 per month. Daylin asks for nothing beyond the download.

Bird Diary ships an update every 3 weeks, Daylin monthly. Both last shipped on November 5, 2026.

## The numbers

| Metric | Bird Diary | Daylin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/bird-diary-time-capsule/id6745124614/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Freemium | — |
| Size | 64 MB | 20 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [帆 邱](https://appshunter.io/developer/1766624521) | [HANEUL KIM](https://appshunter.io/developer/6771738414) |

## What reviewers say

### Bird Diary

[App page](https://appshunter.io/ios/app/bird-diary-time-capsule/id6745124614)

This app allows you to write letters to your past, present, or future self. It offers a minimalist journaling experience with text, photos, and moods, and securely stores your messages for later retrieval.

**Highlights:** Minimalist text, photo, and mood journaling, Send messages to the future, Save favorite letters, Revisit past entries, Secure local and iCloud sync

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Black Bird Pro | $1.99 | per month |
| Black Bird Pro | $5.99 | per year |
| Black Bird Pro Lifetime | $7.99 | one-time |


### Daylin

[App page](https://appshunter.io/ios/app/daylin/id6784880001)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Bird Diary free?

Bird Diary is free to download, with in-app purchases available.

### Is Daylin free?

Daylin is free to download, with no in-app purchases.

### Do Bird Diary or Daylin have ads?

Neither Bird Diary nor Daylin shows ads.

### Which is updated more often, Bird Diary or Daylin?

Bird Diary ships an update every 3 weeks, and Daylin monthly. Most recently, Bird Diary was updated on November 5, 2026 and Daylin on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*