# 胶感 vs Bitmemo

The clearest difference is update cadence: Bitmemo at every 5 weeks against 胶感's every 3 months. Bitmemo also leads on iOS requirement (16.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

胶感 ships an update every 3 months, Bitmemo every 5 weeks. The most recent releases landed on October 17, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 胶感 | Bitmemo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Size | 8 MB | 6 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [德鑫 徐](https://appshunter.io/developer/1801107545) | [照展 董](https://appshunter.io/developer/1893112528) |

## What reviewers say

### 胶感

[App page](https://appshunter.io/ios/app/id6762520007)

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

**In-app purchases:** none


### Bitmemo

[App page](https://appshunter.io/ios/app/bitmemo/id6763030526)

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

**In-app purchases:** none


## Frequently asked questions

### Is 胶感 free?

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

### Is Bitmemo free?

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

### Do 胶感 or Bitmemo have ads?

Neither 胶感 nor Bitmemo shows ads.

### Which is updated more often, 胶感 or Bitmemo?

胶感 ships an update every 3 months, and Bitmemo every 5 weeks. Most recently, 胶感 was updated on October 17, 2026 and Bitmemo on October 20, 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.*