phase estimation algorithm vs Quantum Retriever
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
phase estimation algorithm
Read full descriptionHide full description
This app represents phase estimation algorithm with five qubits. You can understand the every single detail of phase estimation algorithm.
Quantum Retriever
Read full descriptionHide full description
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.
Screenshots
Verdict
The clearest difference is update cadence: Quantum Retriever at every 9 days against phase estimation algorithm's monthly. On price, ads, in-app purchases and device support 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.
phase estimation algorithm ships an update monthly, Quantum Retriever every 9 days. The most recent releases landed on September 15, 2026 and September 9, 2026 respectively.
| Parameter | phase estimation algorithm | Quantum Retriever |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 12 MB | 27 MB |
| Age rating | 4+ | 12+ |
| Developer | Sungjun Kim | James Beach |
In-app purchases
phase estimation algorithm
No in-app purchases
Quantum Retriever
No in-app purchases
Questions
Is phase estimation algorithm free?
Is Quantum Retriever free?
Do phase estimation algorithm or Quantum Retriever have ads?
Which is updated more often, phase estimation algorithm or Quantum Retriever?
Other comparisons
