# S3R vs RepFlow X

S3R and RepFlow X are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

S3R ships an update every 2 weeks, RepFlow X every 9 days. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | S3R | RepFlow X |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 49 MB | 40 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [ROAA ARTIFICIAL INTELLIGENCE FOR DIGITAL SOLUTIONS](https://appshunter.io/developer/1714195074) | [Software Marketing Bank](https://appshunter.io/developer/1153390861) |

## What reviewers say

### S3R

[App page](https://appshunter.io/ios/app/s3r/id6741048696)

**Features:** macOS Compatibility

**In-app purchases:** none


### RepFlow X

[App page](https://appshunter.io/ios/app/repflow-x/id6767870162)

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

**In-app purchases:** none


## Frequently asked questions

### Is S3R free?

S3R is free to download, with no in-app purchases.

### Is RepFlow X free?

RepFlow X is free to download, with no in-app purchases.

### Do S3R or RepFlow X have ads?

Neither S3R nor RepFlow X shows ads.

### Which is updated more often, S3R or RepFlow X?

S3R ships an update every 2 weeks, and RepFlow X every 9 days. Most recently, S3R was updated on October 10, 2026 and RepFlow X on October 9, 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.*