# QuantumPass vs Encodex

The clearest difference is in-app purchases: Encodex at none against QuantumPass's 3. Encodex also leads on update cadence (every 6 days vs every 10 months) and iOS requirement (15.0 vs 17.6). QuantumPass's advantage is ads (none vs shown). On price and device support there is nothing between them.

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

QuantumPass ships an update every 10 months, Encodex every 6 days. The most recent releases landed on October 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | QuantumPass | Encodex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 6 days** |
| Size | 3 MB | 21 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Valerie Otero](https://appshunter.io/developer/1848585337) | [Dieu Doan](https://appshunter.io/developer/6809473186) |

## What reviewers say

### QuantumPass

[App page](https://appshunter.io/ios/app/quantumpass/id6755789663)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small coffee | $1.99 | one-time |
| Medium coffee | $3.99 | one-time |
| Large coffee | $5.99 | one-time |


### Encodex

[App page](https://appshunter.io/ios/app/encodex-encoder-and-decoder/id6813501461)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QuantumPass free?

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

### Is Encodex free?

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

### Do QuantumPass or Encodex have ads?

Encodex shows ads; QuantumPass does not.

### Which is updated more often, QuantumPass or Encodex?

QuantumPass ships an update every 10 months, and Encodex every 6 days. Most recently, QuantumPass was updated on October 30, 2026 and Encodex on October 14, 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.*