# 日记 · dayki vs Bird Diary

The clearest difference is review sentiment: Bird Diary at 100% against 日记 · dayki's 76%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 日记 · dayki sells 1 one-off in-app purchase and Bird Diary sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

日记 · dayki ships an update fortnightly, Bird Diary every 3 weeks. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 日记 · dayki | Bird Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/bird-diary-time-capsule/id6745124614/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 76.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 24 MB | 32 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [沃松 林](https://appshunter.io/developer/1089447086) | [帆 邱](https://appshunter.io/developer/1766624521) |

## What reviewers say

### 日记 · dayki

[App page](https://appshunter.io/ios/app/dayki/id1492603811)

A cute and minimalist app for recording moods, daily life, and thoughts. It helps you cherish life's moments with features like mood journaling, a private space for your feelings, and quick notes. Password protection adds an extra layer of security for your secrets.

**Highlights:** Mood journaling, Private diary space, Quick note-taking, Password protection, Simple and cute interface

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 永久高级会员 | $3.99 | one-time |


### 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 |


## Frequently asked questions

### Is 日记 · dayki free?

日记 · dayki is free to download, with in-app purchases available.

### Is Bird Diary free?

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

### Do 日记 · dayki or Bird Diary have ads?

Neither 日记 · dayki nor Bird Diary shows ads.

### Which is updated more often, 日记 · dayki or Bird Diary?

日记 · dayki ships an update fortnightly, and Bird Diary every 3 weeks. Most recently, 日记 · dayki was updated on October 12, 2026 and Bird Diary on October 16, 2026.

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