# SAMMO vs SOUR

The clearest difference is update cadence: SOUR at every 3 weeks against SAMMO's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

SAMMO ships an update every 2 months, SOUR every 3 weeks. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SAMMO | SOUR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 55 MB | 35 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INNORACTIVE SDN. BHD.](https://appshunter.io/developer/688709503) | [413 Labs Sdn. Bhd.](https://appshunter.io/developer/1833491205) |

## What reviewers say

### SAMMO

[App page](https://appshunter.io/ios/app/sammo/id1434296861)

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

**In-app purchases:** none


### SOUR

[App page](https://appshunter.io/ios/app/sour/id6756574487)

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

**In-app purchases:** none


## Frequently asked questions

### Is SAMMO free?

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

### Is SOUR free?

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

### Do SAMMO or SOUR have ads?

Neither SAMMO nor SOUR shows ads.

### Which is updated more often, SAMMO or SOUR?

SAMMO ships an update every 2 months, and SOUR every 3 weeks. Most recently, SAMMO was updated on October 4, 2026 and SOUR on October 1, 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.*