# Outthink vs AI Agent Builder

The clearest difference is price: Outthink at Free against AI Agent Builder's $2.99. Outthink also leads on iOS requirement (15.1 vs 17.0). AI Agent Builder's advantage is in-app purchases (none vs 1). On update cadence, ads and device support there is nothing between them.

Outthink is free to download; AI Agent Builder costs $2.99 up front. Outthink sells 1 one-off in-app purchase. AI Agent Builder asks for nothing beyond the download.

Outthink ships an update weekly, AI Agent Builder every 10 days. The most recent releases landed on October 12, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Outthink | AI Agent Builder |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Size | 32 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BRIAN ANDRE HAGELAND OPEDAL](https://appshunter.io/developer/1840003424) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### Outthink

[App page](https://appshunter.io/ios/app/outthink-mental-frameworks/id6756206189)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Outthink Pro - Lifetime | $1.99 | one-time |


### AI Agent Builder

[App page](https://appshunter.io/ios/app/ai-agent-builder-create-agent/id6762403953)

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

**In-app purchases:** none


## Frequently asked questions

### Is Outthink free?

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

### Is AI Agent Builder free?

AI Agent Builder costs $2.99, with no in-app purchases.

### Do Outthink or AI Agent Builder have ads?

Neither Outthink nor AI Agent Builder shows ads.

### Which is updated more often, Outthink or AI Agent Builder?

Outthink ships an update weekly, and AI Agent Builder every 10 days. Most recently, Outthink was updated on October 12, 2026 and AI Agent Builder on October 19, 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.*