# PROKE vs SizeMetrix

The clearest difference is in-app purchases: SizeMetrix at none against PROKE's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PROKE sells 3 one-off in-app purchases. SizeMetrix asks for nothing beyond the download.

PROKE ships an update every 2 months, SizeMetrix every 3 months. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | PROKE | SizeMetrix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 176 MB | 11 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [PGM12](https://appshunter.io/developer/1676642298) | [Sizeologic, Inc](https://appshunter.io/developer/1821050749) |

## What reviewers say

### PROKE

[App page](https://appshunter.io/ios/app/proke/id6449220130)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Credito | $29.99 | one-time |
| 5 Crediti | $119.99 | one-time |
| 8 Crediti | $179.99 | one-time |


### SizeMetrix

[App page](https://appshunter.io/ios/app/sizemetrix/id6747364829)

**In-app purchases:** none


## Frequently asked questions

### Is PROKE free?

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

### Is SizeMetrix free?

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

### Do PROKE or SizeMetrix have ads?

Neither PROKE nor SizeMetrix shows ads.

### Which is updated more often, PROKE or SizeMetrix?

PROKE ships an update every 2 months, and SizeMetrix every 3 months. Most recently, PROKE was updated on October 13, 2026 and SizeMetrix on October 3, 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.*