# ProID Mobile vs ShotDiary

The clearest difference is in-app purchases: ProID Mobile at none against ShotDiary's 1. ShotDiary's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ShotDiary sells 1 one-off in-app purchase. ProID Mobile asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | ProID Mobile | ShotDiary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 72 MB | 39 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Ahead iTec](https://appshunter.io/developer/838293390) | [KAREL SIKYR](https://appshunter.io/developer/1865398694) |

## What reviewers say

### ProID Mobile

[App page](https://appshunter.io/ios/app/proid-mobile/id1454251225)

**In-app purchases:** none


### ShotDiary

[App page](https://appshunter.io/ios/app/shotdiary/id6757217260)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Features | $1.99 | one-time |


## Frequently asked questions

### Is ProID Mobile free?

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

### Is ShotDiary free?

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

### Do ProID Mobile or ShotDiary have ads?

Neither ProID Mobile nor ShotDiary shows ads.

### Which is updated more often, ProID Mobile or ShotDiary?

ProID Mobile ships an update every 2 months, and ShotDiary every 2 months. Most recently, ProID Mobile was updated on September 21, 2026 and ShotDiary on September 17, 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.*