Geometry vs Onludio
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Geometry
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The GeometrySolver is not just an app, its a canvas and a book too. This app not only solves the geometric shapes, it also teaches you the formulas related to each geometric shape as well as it draws the geometric shapes when solved. This app is designed by an engineer to the perfection with every details in mind. It calculates side, height, diagonals, apothem, diameter, radius, perimeter, circumference, area, lateral area, surface area, volume. Some shapes have a dedicated interactive tab to play around and draw those shapes of different dimensions. Each geometric shape has its corresponding formulas written beautifully in mathematical way. This is a perfect app for your kids to learn geometry interactively. Draw, solve, share the geometric shapes. Drawn/solved shapes are displayed with their properties (numeric values). The Solve tab of angle is dynamic and interactive. You can touch/drag on the surface to draw an angle or use the slider to draw an angle. It automatically saves your hard work locally on your device so you can come back and pick up from where you left off as your great effort will not be lost. There are so many common geometric shapes to learn from like square, circle, cylinder, cone, cuboid, pyramid, sphere and more There is also a Study page to help you with learning formulae related to many common geometric shapes. This is an app for all student groups. From high school to college to university students. Be creative. Enjoy the app!
Onludio
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Onludio is your daily mental gym. Train memory, attention, logic and reasoning with exercises designed to challenge you and sharpen your mind day after day. TRAINING GAMES - Cards โ visual memory and active recall - Digit Span โ working memory - Circuit Sync โ attention and speed - Equations โ calculation and math - Word Builder โ vocabulary - Advanced Sudoku โ logical reasoning DISCOVER YOUR PROFILE - IQ Test: measure your intelligence quotient - Ideology Test: identify your political spectrum WHY ONLUDIO - A personalized recommended session every day - Track your progress, streaks, XP and leagues - Culture and mastery content to keep learning - Available in English and Spanish Start for free and train your mind a few minutes a day. Your brain will thank you. Terms of Use (EULA): https://onludio.com/terms Privacy Policy: https://onludio.com/privacy
Screenshots
Verdict
The clearest difference is price: Onludio at Free against Geometry's $1.99. Onludio also leads on update cadence (every 9 days vs monthly). Geometry's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.
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
Onludio is free to download; Geometry costs $1.99 up front. Onludio sells 2 in-app purchases, starting at $6.99 per month. Geometry asks for nothing beyond the download.
Geometry ships an update monthly, Onludio every 9 days. The most recent releases landed on August 16, 2026 and September 19, 2026 respectively.
| Parameter | Geometry | Onludio |
|---|---|---|
| Price | $1.99 | Free โ better |
| Update frequency | Monthly | Every 9 days โ better |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPod |
| Requires iOS | 15.1 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 31 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Om Prakash Chapagain | LUIS ALEJANDRO MELIAN ESCUELA |
In-app purchases
Geometry
No in-app purchases
Onludio
- PRO Plan$6.991 Month
- Annual PRO Plan$39.991 Year
Questions
Is Geometry free?
Is Onludio free?
Do Geometry or Onludio have ads?
Which is updated more often, Geometry or Onludio?
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