# SmartOfficeBT vs Yapper AI

The clearest difference is in-app purchases: SmartOfficeBT at none against Yapper AI's 4. SmartOfficeBT also leads on iOS requirement (8.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Yapper AI sells 4 in-app purchases, starting at $6.99 per 7 days. SmartOfficeBT asks for nothing beyond the download.

SmartOfficeBT ships an update every 6 weeks, Yapper AI every 2 months. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | SmartOfficeBT | Yapper AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/yapper-ai-audio-diary/id6738117297/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Freemium |
| Size | 46 MB | 33 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zhejiang Jiecang Linear Motion Technology Co.,Ltd.](https://appshunter.io/developer/1105817538) | [Onyx Tech Inc](https://appshunter.io/developer/1759844598) |

## What reviewers say

### SmartOfficeBT

[App page](https://appshunter.io/ios/app/smartofficebt/id1174683529)

**Features:** macOS Compatibility

**In-app purchases:** none


### Yapper AI

[App page](https://appshunter.io/ios/app/yapper-ai-audio-diary/id6738117297)

This app transforms spoken thoughts into organized text with AI-powered insights. It offers transcription, summarization, and custom folder organization, all while prioritizing user privacy by keeping notes on your device.

**Highlights:** Instant voice to text transcription, AI-powered summaries and insights, Customizable folder organization, Private note storage on device, Brainstorming and idea capture, Rephrasing and clarifying thoughts

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $6.99 | per 7 days |
| Monthly Subscription | $14.99 | per month |
| Annual Subscription | $54.99 | per year |
| Annual Subscription | $99.99 | per year |


## Frequently asked questions

### Is SmartOfficeBT free?

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

### Is Yapper AI free?

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

### Do SmartOfficeBT or Yapper AI have ads?

Neither SmartOfficeBT nor Yapper AI shows ads.

### Which is updated more often, SmartOfficeBT or Yapper AI?

SmartOfficeBT ships an update every 6 weeks, and Yapper AI every 2 months. Most recently, SmartOfficeBT was updated on November 2, 2026 and Yapper AI on November 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.*