Quantum Retriever vs Chronos History
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quantum Retriever
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Not all AIs work the same. With Quantum Retriever, you can search and compare their results. You can compare their answers, to see where they agree and where they don't. You can synthesize their results for more full answers. You can also evaluate specific models head to head, including many open source and experimental models. You can see how they rank on speed, token count, math and logic interpretation, and more. All your queries are only saved locally on your device, and are not shared with anyone outside this app.
Chronos History
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Learn about historical events happening extemporaneously.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Quantum Retriever | Chronos History |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 days | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 27 MB | 33 MB |
| Age rating | 12+ | 4+ |
| Developer | James Beach | Nikhil Baddam |
In-app purchases
Quantum Retriever
No in-app purchases
Chronos History
No in-app purchases
Questions
Is Quantum Retriever free?
Is Chronos History free?
Do Quantum Retriever or Chronos History have ads?
Which is updated more often, Quantum Retriever or Chronos History?
Other comparisons
