# Quantum Retriever vs Chronos History

The clearest difference is device support: Quantum Retriever at 3 against Chronos History's 1. 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.

Quantum Retriever ships an update every 9 days, Chronos History every 6 days. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Quantum Retriever | Chronos History |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 6 days** |
| Size | 27 MB | 33 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [James Beach](https://appshunter.io/developer/1879362223) | [Nikhil Baddam](https://appshunter.io/developer/6780136608) |

## What reviewers say

### Quantum Retriever

[App page](https://appshunter.io/ios/app/quantum-retriever/id6759576344)

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

**In-app purchases:** none


### Chronos History

[App page](https://appshunter.io/ios/app/chronos-history/id6780136606)

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

**In-app purchases:** none


## Frequently asked questions

### Is Quantum Retriever free?

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

### Is Chronos History free?

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

### Do Quantum Retriever or Chronos History have ads?

Neither Quantum Retriever nor Chronos History shows ads.

### Which is updated more often, Quantum Retriever or Chronos History?

Quantum Retriever ships an update every 9 days, and Chronos History every 6 days. Most recently, Quantum Retriever was updated on October 31, 2026 and Chronos History on October 28, 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.*