# Back to This vs Structured Flow

The clearest difference is update cadence: Structured Flow at every 5 days against Back to This's every 3 weeks. Structured Flow also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Back to This ships an update every 3 weeks, Structured Flow every 5 days. The most recent releases landed on September 9, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Back to This | Structured Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 6 MB | 56 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Quanite FZE](https://appshunter.io/developer/1845665838) | [Jorge Alves](https://appshunter.io/developer/1838093137) |

## What reviewers say

### Back to This

[App page](https://appshunter.io/ios/app/back-to-this/id6772779325)

**In-app purchases:** none


### Structured Flow

[App page](https://appshunter.io/ios/app/structured-flow/id6789644116)

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

**In-app purchases:** none


## Frequently asked questions

### Is Back to This free?

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

### Is Structured Flow free?

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

### Do Back to This or Structured Flow have ads?

Neither Back to This nor Structured Flow shows ads.

### Which is updated more often, Back to This or Structured Flow?

Back to This ships an update every 3 weeks, and Structured Flow every 5 days. Most recently, Back to This was updated on September 9, 2026 and Structured Flow on September 13, 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.*