Pi Generator vs ZeroOneFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pi Generator
This app generates a large number of pi digits, up to 100,000. It also offers a practice mode for learning pi. Test your device's capabilities with extensive pi calculations.
- Generates up to 10,000 digits of pi
- View up to 100,000 digits
- Practice learning pi
- Device performance testing
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A simple pi generator. Generates a maximum 10,000 digits of pi in the latest version! Would you like to see more? Can your phone handle Pi? If you'd like to see more digits just let me know. Either way you can still view up to 100,000. Practice learning Pi too!
ZeroOneFlow
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Infinity begins in binary. From the silent dance of 0 and 1, a universe unfolds. 0 and 1. Nothing more. Yet from them, everything.
Screenshots
Verdict
Pi Generator and ZeroOneFlow are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Pi Generator sells 1 one-off in-app purchase and ZeroOneFlow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Pi Generator ships an update every 10 days, ZeroOneFlow every 3 weeks. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | Pi Generator | ZeroOneFlow |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 10 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.2 |
| Further details — not scored | ||
| Size | 35 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Mark Duenas | Fu Ni |
In-app purchases
Pi Generator
- Remove ads$1.99
ZeroOneFlow
- Tornado$0.99
Questions
Is Pi Generator free?
Is ZeroOneFlow free?
Do Pi Generator or ZeroOneFlow have ads?
Which is updated more often, Pi Generator or ZeroOneFlow?
Other comparisons
