# Stmpd vs ProofSnap

The clearest difference is ads: ProofSnap at none against Stmpd's shown. ProofSnap also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.0). Stmpd's advantage is update cadence (every 3 days vs every 3 weeks). On price 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.

Stmpd ships an update every 3 days, ProofSnap every 3 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | Stmpd | ProofSnap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Size | 16 MB | 37 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [youngsoo jin](https://appshunter.io/developer/1852718084) | [Numbersprotocol Inc.](https://appshunter.io/developer/1536388011) |

## What reviewers say

### Stmpd

[App page](https://appshunter.io/ios/app/stmpd-workout-data-stamp/id6745181248)

**In-app purchases:** none


### ProofSnap

[App page](https://appshunter.io/ios/app/proofsnap-photo-proof-cam/id6749255633)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stmpd free?

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

### Is ProofSnap free?

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

### Do Stmpd or ProofSnap have ads?

Stmpd shows ads; ProofSnap does not.

### Which is updated more often, Stmpd or ProofSnap?

Stmpd ships an update every 3 days, and ProofSnap every 3 weeks. Most recently, Stmpd was updated on October 30, 2026 and ProofSnap on October 30, 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.*