# Tahu vs WatchSafe

Tahu and WatchSafe are too close to call on the numbers: across 8 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Tahu sells 1 one-off in-app purchase and WatchSafe sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Tahu against 5.0 for WatchSafe. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Tahu ships an update monthly, WatchSafe every 3 weeks. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Tahu | WatchSafe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/tahu-ai-youtube-study-planner/id6743108882/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/watchsafe-youtube-control/id6758132744/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 56 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SunVera Software](https://appshunter.io/developer/736371234) | [Crucible Lab LLC](https://appshunter.io/developer/1871094504) |

## What reviewers say

### Tahu

[App page](https://appshunter.io/ios/app/tahu-ai-youtube-study-planner/id6743108882)

Transform YouTube videos into structured study plans with chapters, key concepts, and quizzes. This tool helps learners of all types study smarter and faster by organizing educational content from videos.

**Highlights:** Structured study plans from YouTube videos, Chapter and key concept breakdown, Integrated quizzes for knowledge retention, Jump to specific video segments, Mark tasks as completed, Simplify complex tasks

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Recipe | $2.99 | one-time |


### WatchSafe

[App page](https://appshunter.io/ios/app/watchsafe-youtube-control/id6758132744)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WatchSafe Control | $4.99 | per month |
| WatchSafe Control+ Monthly | $6.99 | per month |
| WatchSafe Control Annual | $49.99 | per year |
| WatchSafe Control+ Annual | $69.99 | per year |


## Frequently asked questions

### Is Tahu free?

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

### Is WatchSafe free?

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

### Which has better reviews, Tahu or WatchSafe?

Tahu and WatchSafe are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Tahu or WatchSafe have ads?

Neither Tahu nor WatchSafe shows ads.

### Which is updated more often, Tahu or WatchSafe?

Tahu ships an update monthly, and WatchSafe every 3 weeks. Most recently, Tahu was updated on October 9, 2026 and WatchSafe 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.*