# ProofCam vs Datum

The clearest difference is in-app purchases: ProofCam at none against Datum's 2. Datum's advantage is ads (none vs shown) and iOS requirement (15.6 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Datum sells 2 in-app purchases, starting at $7.99 per 7 days. ProofCam asks for nothing beyond the download.

ProofCam ships an update fortnightly, Datum monthly. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ProofCam | Datum |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Monthly |
| Size | 10 MB | 52 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Nghiem](https://appshunter.io/developer/1745821707) | [Anthonin Cocagne](https://appshunter.io/developer/1094392473) |

## What reviewers say

### ProofCam

[App page](https://appshunter.io/ios/app/proofcam-real-time-mark/id6762500129)

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

**In-app purchases:** none


### Datum

[App page](https://appshunter.io/ios/app/datum-timestamp-camera-gps/id6806227955)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $7.99 | per 7 days |
| Annual Premium | $34.99 | per year |


## Frequently asked questions

### Is ProofCam free?

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

### Is Datum free?

Datum is free to download, with in-app purchases available.

### Do ProofCam or Datum have ads?

ProofCam shows ads; Datum does not.

### Which is updated more often, ProofCam or Datum?

ProofCam ships an update fortnightly, and Datum monthly. Most recently, ProofCam was updated on October 13, 2026 and Datum on October 15, 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.*