Project Chiron vs Omnii
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Project Chiron
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Stuck on a math problem you refuse to give up on? Chiron writes the smallest hint on your page, just enough to keep you thinking, without spoiling the math. Write your working by hand. Chiron reads every line as you go and steps in only when it helps: a nudge when you're stuck, a question when you're close, a quiet check when you're not sure. It teaches. It never lectures. KEEP THINKING โข Hints sized to the moment: the smallest push that keeps you moving โข Get pointed at the slip, not handed the answer โข Ask out loud, "where do I even start?", and talk it through DOES THE MATH PROPERLY โข Every check is grounded in a real symbolic engine, so feedback is exact, never a chatbot's guess โข Catches the sign you flipped, the solution you gained, the step that doesn't follow โข Built for real work: algebra, trigonometry, calculus, ODEs, logs and more BRING YOUR OWN โข Snap any problem with the camera and start working โข Upload your notes and Chiron works from your course, not a generic one Best with an Apple Pencil. Chiron. Keep thinking.
Omnii
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Get bite sizes, gamified learning for anything you want... Your colleagues are talking about options and derivatives...what are those? Omnii will teach you! Your friends are talking about looks maxing and rizz...what's that? Omnii will teach you! Your lecturer for your uni module makes you fall asleep? get Omnii to teach you instead! Learn anytime, anywhere in short bitesized lessons. Whether you want to do a couple lessons on the train, you're studying for an exam or you want to climb the global leaderboard, Omnii's go you!
Screenshots
Verdict
Project Chiron and Omnii are too close to call on the numbers: across 5 compared parameters โ price, ads, in-app purchases and device support among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Project Chiron | Omnii |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 days | โ |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 171 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | James Booth | Thomas Bale |
In-app purchases
Project Chiron
No in-app purchases
Omnii
No in-app purchases









