# Converter vs ADCA Tools

The clearest difference is in-app purchases: ADCA Tools at none against Converter's 1. ADCA Tools also leads on ads (none vs shown) and update cadence (daily vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Converter sells 1 one-off in-app purchase. ADCA Tools asks for nothing beyond the download.

Converter ships an update every 3 months, ADCA Tools daily. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Converter | ADCA Tools |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Daily** |
| Size | 23 MB | 28 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [CHI HOU LAM](https://appshunter.io/developer/1559222253) | [VALSTEAM ADCA ENGINEERING, S.A.](https://appshunter.io/developer/1750422422) |

## What reviewers say

### Converter

[App page](https://appshunter.io/ios/app/converter-common-units-convert/id1570015168)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertising | $0.99 | one-time |


### ADCA Tools

[App page](https://appshunter.io/ios/app/adca-tools/id6503931944)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Converter free?

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

### Is ADCA Tools free?

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

### Do Converter or ADCA Tools have ads?

Converter shows ads; ADCA Tools does not.

### Which is updated more often, Converter or ADCA Tools?

Converter ships an update every 3 months, and ADCA Tools daily. Most recently, Converter was updated on October 21, 2026 and ADCA Tools on October 10, 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.*