# ID DEFINOX vs API PRO Stock

The clearest difference is iOS requirement: API PRO Stock at 8.0 against ID DEFINOX's 15.6. On price, update cadence, ads 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.

ID DEFINOX ships an update every 11 months, API PRO Stock every 10 months. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | ID DEFINOX | API PRO Stock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 10 months** |
| Size | 44 MB | 2 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ubleam SAS](https://appshunter.io/developer/474922505) | [API Maintenance Systems A/S](https://appshunter.io/developer/589801801) |

## What reviewers say

### ID DEFINOX

[App page](https://appshunter.io/ios/app/id-definox/id1208529421)

**In-app purchases:** none


### API PRO Stock

[App page](https://appshunter.io/ios/app/api-pro-stock/id1400648449)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ID DEFINOX free?

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

### Is API PRO Stock free?

API PRO Stock is free to download, with no in-app purchases.

### Do ID DEFINOX or API PRO Stock have ads?

Neither ID DEFINOX nor API PRO Stock shows ads.

### Which is updated more often, ID DEFINOX or API PRO Stock?

ID DEFINOX ships an update every 11 months, and API PRO Stock every 10 months. Most recently, ID DEFINOX was updated on September 15, 2026 and API PRO Stock on September 8, 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.*