# iMemo AI Note Taking & Summary vs Yapp OS

The clearest difference is ratings volume: iMemo AI Note Taking & Summary at 66 against Yapp OS's 1. iMemo AI Note Taking & Summary also leads on update cadence (every 3 weeks vs every 3 months). Yapp OS's advantage is rating (5.0 vs 4.8). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. iMemo AI Note Taking & Summary sells 10 in-app purchases, starting at $5.99 per 7 days and Yapp OS sells 7 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Yapp OS holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: iMemo AI Note Taking & Summary has 66 ratings behind it against 1, so its average is the more settled of the two.

iMemo AI Note Taking & Summary ships an update every 3 weeks, Yapp OS every 3 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | iMemo AI Note Taking & Summary | Yapp OS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (66 ratings)](https://appshunter.io/ios/app/imemo-ai-note-taking-and-summary/id6737063985/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/yapp-os/id6760281182/reviews)** |
| Number of ratings | **66** | 1 |
| Positive reviews | 95.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 108 MB | 36 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [RATEL BILISIM HIZMETLERI LTD STI](https://appshunter.io/developer/670348764) | [PRINTERLUDE LLC](https://appshunter.io/developer/1883617434) |

## What reviewers say

### iMemo AI Note Taking & Summary

[App page](https://appshunter.io/ios/app/imemo-ai-note-taking-and-summary/id6737063985)

This app uses AI to transcribe audio and video into text, generate summaries, and translate content. It offers unlimited usage and on-device privacy for meetings, lectures, and personal notes.

**Highlights:** Unlimited AI transcription, AI-powered summaries, 120+ language translation, On-device privacy, Speech to text conversion, Import and export audio/video

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Note Taker, Voice Memo - 1W | $5.99 | per 7 days |
| AI Note Taker, Voice Memo -1W | $5.99 | per 7 days |
| AI Note Taker, Voice Memo -1W | $5.99 | per 7 days |
| AI Note Taker, Voice Memo - 1M | $11.99 | per month |
| AI Note Taker, Voice Memo - 1M | $11.99 | per month |
| AI Note Taker, Voice Memo - 1Y | $47.99 | per year |
| AI Note Taker, Voice Memo - 1Y | $47.99 | per year |
| AI Note Taker, Voice Memo -6M | $47.99 | per 6 months |
| AI Note Taker, Voice Memo -6M | $47.99 | per 6 months |
| AI Note Taker, Voice Memo - 1Y | $89.99 | per year |


### Yapp OS

[App page](https://appshunter.io/ios/app/yapp-os/id6760281182)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yapp Weekly Pass | $9.99 | per 7 days |
| Essential Monthly | $27.99 | per month |
| Creator Plus Monthly | $39.99 | per month |
| Creator Pro Monthly | $59.99 | per month |
| Pro Yearly | $197.99 | per year |
| Creator Plus Yearly | $399.99 | per year |
| Creator Pro Yearly | $599.99 | per year |


## Frequently asked questions

### Is iMemo AI Note Taking & Summary free?

iMemo AI Note Taking & Summary is free to download, with in-app purchases available.

### Is Yapp OS free?

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

### Which has better reviews, iMemo AI Note Taking & Summary or Yapp OS?

Yapp OS is rated higher. iMemo AI Note Taking & Summary averages 4.8 out of 5 from 66 ratings, while Yapp OS averages 5.0 from 1 ratings.

### Do iMemo AI Note Taking & Summary or Yapp OS have ads?

Neither iMemo AI Note Taking & Summary nor Yapp OS shows ads.

### Which is updated more often, iMemo AI Note Taking & Summary or Yapp OS?

iMemo AI Note Taking & Summary ships an update every 3 weeks, and Yapp OS every 3 months. Most recently, iMemo AI Note Taking & Summary was updated on October 27, 2026 and Yapp OS on October 25, 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.*