# BrainFlow vs Action Inbox

The clearest difference is price: BrainFlow at Free against Action Inbox's $0.29. BrainFlow also leads on iOS requirement (17.0 vs 26.2). Action Inbox's advantage is in-app purchases (none vs 3) and update cadence (every 3 days vs weekly). On ads there is nothing between them.

BrainFlow is free to download; Action Inbox costs $0.29 up front. BrainFlow sells 3 in-app purchases, starting at $3.99 per 7 days. Action Inbox asks for nothing beyond the download.

BrainFlow ships an update weekly, Action Inbox every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BrainFlow | Action Inbox |
| --- | --- | --- |
| Price | **Free** | $0.29 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 74 MB | 3 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | iPhone | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Tristan Manchester](https://appshunter.io/developer/1841242335) | [African Techno](https://appshunter.io/developer/1727690843) |

## What reviewers say

### BrainFlow

[App page](https://appshunter.io/ios/app/brainflow-ai-voice-notes/id6752835425)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BrainFlow Weekly | $3.99 | per 7 days |
| BrainFlow Monthly | $9.99 | per month |
| BrainFlow Yearly | $49.99 | per year |


### Action Inbox

[App page](https://appshunter.io/ios/app/action-inbox/id6760961555)

**In-app purchases:** none


## Frequently asked questions

### Is BrainFlow free?

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

### Is Action Inbox free?

Action Inbox costs $0.29, with no in-app purchases.

### Do BrainFlow or Action Inbox have ads?

Neither BrainFlow nor Action Inbox shows ads.

### Which is updated more often, BrainFlow or Action Inbox?

BrainFlow ships an update weekly, and Action Inbox every 3 days. Most recently, BrainFlow was updated on October 25, 2026 and Action Inbox on October 24, 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.*