# ThunDroid AI vs Budd

The clearest difference is update cadence: Budd at daily against ThunDroid AI's every 2 weeks. Budd also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. ThunDroid AI sells 1 in-app purchase, starting at $12.99 per month and Budd sells 1 in-app purchase, starting at $29.99 per month. Whichever you choose, the download price is not the number that matters.

ThunDroid AI ships an update every 2 weeks, Budd daily. Both last shipped on October 30, 2026.

## The numbers

| Metric | ThunDroid AI | Budd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/thundroid-ai/id6746182736/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Freemium | — |
| Size | 32 MB | 35 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Aetherrax Technologies](https://appshunter.io/developer/1811867367) | [The International Psychology Ltd.](https://appshunter.io/developer/1688354400) |

## What reviewers say

### ThunDroid AI

[App page](https://appshunter.io/ios/app/thundroid-ai/id6746182736)

This app offers AI-powered mental wellness support, integrating CBT, DBT, and ACT therapy frameworks. It features guided breathing exercises, an intelligent journal, and a live voice mode for real-time interaction, all designed to help manage stress and emotions.

**Highlights:** AI-powered CBT, DBT, ACT therapy frameworks, Stanford-validated cyclic sighing stress reset, 13 guided breathing techniques, Live voice mode for AI interaction, Intelligent journal with 15 templates, On-device AES-256 encryption for privacy

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ThunDroid Membership | $12.99 | per month |


### Budd

[App page](https://appshunter.io/ios/app/budd-ai-therapy/id6756738295)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Budd Premium Monthly | $29.99 | per month |


## Frequently asked questions

### Is ThunDroid AI free?

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

### Is Budd free?

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

### Do ThunDroid AI or Budd have ads?

Neither ThunDroid AI nor Budd shows ads.

### Which is updated more often, ThunDroid AI or Budd?

ThunDroid AI ships an update every 2 weeks, and Budd daily. Most recently, ThunDroid AI was updated on October 30, 2026 and Budd on October 30, 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.*