# sProton vs Postoboii Captain

The clearest difference is update cadence: Postoboii Captain at weekly against sProton's monthly. Postoboii Captain also leads on iOS requirement (13.0 vs 15.6). 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.

sProton ships an update monthly, Postoboii Captain weekly. The most recent releases landed on November 3, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | sProton | Postoboii Captain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 41 MB | 58 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Smartping Ai Private Limited](https://appshunter.io/developer/1691466485) | [REBUILDAPPS TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1668722853) |

## What reviewers say

### sProton

[App page](https://appshunter.io/ios/app/sproton/id6449994219)

**In-app purchases:** none


### Postoboii Captain

[App page](https://appshunter.io/ios/app/postoboii-captain/id6749766134)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is sProton free?

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

### Is Postoboii Captain free?

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

### Do sProton or Postoboii Captain have ads?

Neither sProton nor Postoboii Captain shows ads.

### Which is updated more often, sProton or Postoboii Captain?

sProton ships an update monthly, and Postoboii Captain weekly. Most recently, sProton was updated on November 3, 2026 and Postoboii Captain on September 19, 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.*