# AutoDiary+ vs AI日記帳

The clearest difference is ads: AutoDiary+ at none against AI日記帳's shown. AutoDiary+ also leads on iOS requirement (11.0 vs 17.0). AI日記帳's advantage is update cadence (every 3 days vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. AutoDiary+ sells 3 in-app purchases, starting at $2.49 per month and AI日記帳 sells 4 in-app purchases, starting at $0.49 per month. Whichever you choose, the download price is not the number that matters.

AutoDiary+ ships an update every 2 months, AI日記帳 every 3 days. The most recent releases landed on September 22, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | AutoDiary+ | AI日記帳 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 58 MB | 11 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Writeback Co.,Ltd.](https://appshunter.io/developer/382508339) | [Kazuaki Takahashi](https://appshunter.io/developer/1691521543) |

## What reviewers say

### AutoDiary+

[App page](https://appshunter.io/ios/app/autodiary-plus/id1478718334)

This app helps you track your movements, recording where and when you go. Add notes, photos, and voice memos to locations, and analyze your time spent at different places with detailed graphs. It also monitors data usage and battery life, with optional integration for step counting.

**Highlights:** Location tracking with timestamps, Add photos, notes, and voice memos, Movement analysis and daily/monthly graphs, Mobile data and battery usage monitoring, Step counting integration with iPhone Health, Power-efficient GPS usage

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 自動計測-延長１ヶ月間 | $2.49 | per month |
| 自動計測-延長半年間 | $11.99 | per 6 months |
| 自動計測-延長１年間 | $20.49 | per year |


### AI日記帳

[App page](https://appshunter.io/ios/app/ai-ai20/id6475445580)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Diary PRO Edition | $0.49 | per month |
| 生成ポイント（10ポイント） | $0.99 | one-time |
| 生成ポイント（30ポイント） | $2.99 | one-time |
| 生成ポイント（70ポイント） | $4.99 | one-time |


## Frequently asked questions

### Is AutoDiary+ free?

AutoDiary+ is free to download, with in-app purchases available.

### Is AI日記帳 free?

AI日記帳 is free to download, with in-app purchases available.

### Do AutoDiary+ or AI日記帳 have ads?

AI日記帳 shows ads; AutoDiary+ does not.

### Which is updated more often, AutoDiary+ or AI日記帳?

AutoDiary+ ships an update every 2 months, and AI日記帳 every 3 days. Most recently, AutoDiary+ was updated on September 22, 2026 and AI日記帳 on September 8, 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.*