Color Maths vs BrainDen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Color Maths
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Color Maths is a simple, fun, interactive and distraction-free way for kids to learn basic arithmetic by solving simple equations and coloring funny animals. OUR FEATURES: 1. Basic math activities: Addition, subtraction, multiplication and division. 2. Exciting user interface for children 6-8 years old: Vivid graphics, non-distracting music, no texts to read and funny animals to color. Simple numbers and educational game for kids. 3. Privacy and security: Our app does not collect any personal data and is absolutely safe to use for children.
BrainDen
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Turn lectures and study materials into a complete study system. BrainDen transforms lectures, PDFs, photos, audio files, text, and video links into structured notes you can edit, connect, annotate, and review. CAPTURE WITHOUT FALLING BEHIND • Record live lectures while BrainDen organizes the material • Upload audio files and PDFs • Capture textbooks, handwritten notes, or whiteboards • Import text and supported video links • Combine multiple sources inside one note LEARN WITH ACTIVE RECALL • Generate flashcards from your own material • Review cards with spaced repetition • Create quizzes that reveal weak areas • Build mind maps to see how ideas connect UNDERSTAND WITH FEYNMAN MODE Choose a topic and explain it in your own words. BrainDen gives focused feedback, identifies gaps, and helps you turn memorized facts into real understanding. MAKE EVERY NOTE YOURS • Edit titles and note content • Refine selected sections with AI • Highlight important passages and add inline comments • Link related notes and source materials • Organize nested folders and read selected notes together • Export notes and folders as PDF, Markdown, text, or ZIP ASK YOUR MATERIAL Chat with your notes when you need a simpler explanation, an example, or a step-by-step breakdown grounded in your study material. STUDY YOUR WAY • Generate study materials in multiple languages • Continue reading recently opened notes offline • Use light or dark appearance • Share useful notes and folders BrainDen is free to try. Some generation limits and advanced features require BrainDen Pro. Terms of Service: https://www.brainden.app/terms Privacy Policy: https://www.brainden.app/privacy
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Verdict
Color Maths and BrainDen 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. Color Maths sells 1 one-off in-app purchase and BrainDen sells 3 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.
| Parameter | Color Maths | BrainDen |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 37 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Ihor Skliar | Ogbemudia Terry Osayawe |
In-app purchases
Color Maths
- Unlock All Levels$0.99
BrainDen
- BrainDen Pro - Monthly1 Month trial$19.991 Month
- 6-Month Pro Subscription6 Months trial$49.996 Months
- BrainDen Pro - Annual Subscription1 Year trial$99.991 Year
