# rectify vs Flow Coach AI

The clearest difference is in-app purchases: Flow Coach AI at none against rectify's 1. Flow Coach AI also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. rectify sells 1 in-app purchase, starting at $4.99 per month. Flow Coach AI asks for nothing beyond the download.

rectify ships an update every 3 days, Flow Coach AI every 4 days. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | rectify | Flow Coach AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flow-coach-ai/id6744665402/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | — | Free |
| Size | 189 MB | 202 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Age rating | 12+ | 12+ |
| Developer | [MinkTec GmbH](https://appshunter.io/developer/1634767386) | [Flow Coach AI, Inc.](https://appshunter.io/developer/1808790697) |

## What reviewers say

### rectify

[App page](https://appshunter.io/ios/app/rectify-posture-tracking/id1634767384)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AirPods Head Tracking | $4.99 | per month |


### Flow Coach AI

[App page](https://appshunter.io/ios/app/flow-coach-ai/id6744665402)

This AI-powered coach creates personalized training plans for athletes who participate in multiple sports and have varied schedules. It adapts to your unique training needs, whether you're balancing running and lifting or preparing for a race while managing daily life.

**Highlights:** Personalized AI training plans, Adapts to multiple disciplines, Dynamic schedule integration, Supports endurance and strength, Early access invite-only

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is rectify free?

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

### Is Flow Coach AI free?

Flow Coach AI is free to download, with no in-app purchases.

### Do rectify or Flow Coach AI have ads?

rectify shows ads; Flow Coach AI does not.

### Which is updated more often, rectify or Flow Coach AI?

rectify ships an update every 3 days, and Flow Coach AI every 4 days. Most recently, rectify was updated on October 1, 2026 and Flow Coach AI on October 5, 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.*