# Whatool vs Chatstasy

The clearest difference is review sentiment: Chatstasy at 100% against Whatool's 24%. Chatstasy also leads on rating (4.9 vs 4.3) and in-app purchases (none vs 5). Whatool's advantage is ratings volume (70 vs 15). On price, update cadence and device support there is nothing between them.

Both are free to download. Whatool sells 5 one-off in-app purchases. Chatstasy asks for nothing beyond the download.

Chatstasy holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 70 and 15 respectively. Written reviews point the same way: 24% of Whatool's written reviews are positive against 100% of Chatstasy's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 11, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Whatool | Chatstasy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (70 ratings)](https://appshunter.io/ios/app/whatool-saved-chat-search/id818579485/reviews) | **[4.9 (15 ratings)](https://appshunter.io/ios/app/chatstasy/id1158776829/reviews)** |
| Number of ratings | **70** | 15 |
| Positive reviews | 24.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 24 MB | 62 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luca Rubin](https://appshunter.io/developer/388435989) | [CHATSTASY, LLC](https://appshunter.io/developer/1079922624) |

## What reviewers say

### Whatool

[App page](https://appshunter.io/ios/app/whatool-saved-chat-search/id818579485)

This utility app allows you to read and search exported chat histories from messaging apps directly on your device. It supports searching by word, sender, or date, and can merge multiple conversations into a single timeline. All processing is done locally, ensuring your data remains private.

**Highlights:** Search exported chat histories, Filter by word, sender, or date, Merge multiple conversations, Local data processing on device, Read old or cleared chats, Supports LINE exports

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited conversations | $0.99 | one-time |
| Remove adverts | $1.99 | one-time |
| Merge up to 5 conversations | $1.99 | one-time |
| Unlimited merging | $3.99 | one-time |
| Unlock all features | $5.99 | one-time |


### Chatstasy

[App page](https://appshunter.io/ios/app/chatstasy/id1158776829)

This app streamlines smartphone communication with customizable buttons for quick calls and texts. It offers features like urgent calls, voicemails without ringing, and location sharing to enhance user interaction and safety.

**Highlights:** Customizable chat buttons for calls/texts, Urgent call feature, Voicemail without ringing, Local time and location sharing, Emergency call button, Cloud backup for contacts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Whatool free?

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

### Is Chatstasy free?

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

### Which has better reviews, Whatool or Chatstasy?

Chatstasy is rated higher. Whatool averages 4.3 out of 5 from 70 ratings, while Chatstasy averages 4.9 from 15 ratings.

### Do Whatool or Chatstasy have ads?

Whatool shows ads; Chatstasy does not.

### Which is updated more often, Whatool or Chatstasy?

Whatool ships an update every 3 months, and Chatstasy every 3 months. Most recently, Whatool was updated on November 11, 2026 and Chatstasy on November 2, 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.*