# Quantin vs PassiveTrack

The clearest difference is in-app purchases: Quantin at none against PassiveTrack's 1. Quantin also leads on iOS requirement (10.3 vs 15.1). PassiveTrack's advantage is update cadence (every 3 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. PassiveTrack sells 1 in-app purchase, starting at $4.99 per month. Quantin asks for nothing beyond the download.

Quantin ships an update every 3 months, PassiveTrack every 3 days. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Quantin | PassiveTrack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 25 MB | 38 MB |
| Requires iOS | **10.3** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LADONNEE Consulting SARL](https://appshunter.io/developer/1588731787) | [DMCS](https://appshunter.io/developer/1889106103) |

## What reviewers say

### Quantin

[App page](https://appshunter.io/ios/app/quantin/id1588731485)

**Features:** macOS Compatibility

**In-app purchases:** none


### PassiveTrack

[App page](https://appshunter.io/ios/app/passivetrack/id6771440752)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PassiveTrack Pro | $4.99 | per month |


## Frequently asked questions

### Is Quantin free?

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

### Is PassiveTrack free?

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

### Do Quantin or PassiveTrack have ads?

Neither Quantin nor PassiveTrack shows ads.

### Which is updated more often, Quantin or PassiveTrack?

Quantin ships an update every 3 months, and PassiveTrack every 3 days. Most recently, Quantin was updated on October 4, 2026 and PassiveTrack on October 2, 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.*