# aDiary vs PolyCal App

The clearest difference is in-app purchases: PolyCal App at none against aDiary's 3. aDiary's advantage is update cadence (weekly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

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

aDiary ships an update weekly, PolyCal App every 4 months. The most recent releases landed on November 11, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | aDiary | PolyCal App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/adiary-ai-journal-and-planner/id1564045149/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 95.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Freemium | — |
| Size | 53 MB | 34 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [威 罗](https://appshunter.io/developer/1564031462) | [MBS](https://appshunter.io/developer/776479971) |

## What reviewers say

### aDiary

[App page](https://appshunter.io/ios/app/adiary-ai-journal-and-planner/id1564045149)

Capture moments, thoughts, and to-dos with a personal system that helps you see life's patterns and turn them into action. Organize your records with customizable tags and leverage AI insights for daily reviews and idea generation. Sync across devices and export your data anytime.

**Highlights:** Capture text, photos, voice notes, and music, Create daily, weekly, monthly, and yearly plans, Organize with colors, icons, and nested tags, AI-powered daily reviews and insights, Sync across iPhone and iPad via iCloud, Export data for backup

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $1.99 | per month |
| 年度订阅 | $7.99 | per year |
| 完整版（永久） | $24.99 | one-time |


### PolyCal App

[App page](https://appshunter.io/ios/app/polycal-app/id6784803254)

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

**In-app purchases:** none


## Frequently asked questions

### Is aDiary free?

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

### Is PolyCal App free?

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

### Do aDiary or PolyCal App have ads?

Neither aDiary nor PolyCal App shows ads.

### Which is updated more often, aDiary or PolyCal App?

aDiary ships an update weekly, and PolyCal App every 4 months. Most recently, aDiary was updated on November 11, 2026 and PolyCal App on November 10, 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.*