Afrimaths vs Math Lock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Afrimaths
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We have designed an app with accessible content for STEM subjects. This app is tailored for learners in low resource settings with limited connectivity. Each subject is presented in a practical and applicable manner. We have included simulations and hands on activities that stimulate learning. Real world examples are presented and that enhances the applicability of STEM concepts. Explore this app and enrich your learning journey. Everyone can learn!
Math Lock
This app transforms screen time into a learning opportunity for children aged 4-15. It requires solving math problems to unlock the device and offers guided practice, a private tutor, and brain training exercises. Parents can manage screen time while children engage with a fun, curriculum-based math experience.
- Math challenges to unlock device
- Curriculum-based math for ages 4-15
- Personalized questions by level
- Private Tutor with photo solving
- Brain training activities
- Parental controls
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Math Lock is a smart and engaging learning app that helps kids build math skills while giving parents more control over screen time. Designed for ages 4 to 15 (Year 0–10), Math Lock turns your device into a learning tool by requiring children to solve a math challenge before unlocking. But Math Lock is more than a lock screen app. It also includes guided practice, a Private Tutor, photo-based math help, and brain training features that make learning more interactive and useful every day. Questions are adapted by level, helping children progress from basic number recognition and simple equations to fractions, ratios, negative numbers, algebra, and more. Parents can support better habits and focused learning, while children enjoy a playful, colourful experience. Perfect for families who want learning, practice, and screen control in one app. Features: Lock screen with math challenges Curriculum-based math for Year 0–10 (ages 4–15) Auto-generated questions tailored to your child’s level Practice mode for daily maths learning Private Tutor with Ask, Snap, and Learn modes Step-by-step explanations for solving maths problems Photo solving for worksheets, textbooks, and handwritten questions Topic-based learning, including equations, fractions, ratios, and algebra IQ Test and brain training activities Parent settings and control support Fun, child-friendly design that encourages confidence and consistency Make screen time smarter with Math Lock. Terms of Service: https://mathlockapp.com/terms Privacy Policy: https://mathlockapp.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Afrimaths at none against Math Lock's 2. Afrimaths also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.6). Math Lock's advantage is update cadence (every 3 weeks vs every 10 months). On price 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. Math Lock sells 2 in-app purchases, starting at $2.99 per month. Afrimaths asks for nothing beyond the download.
Afrimaths ships an update every 10 months, Math Lock every 3 weeks. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.
| Parameter | Afrimaths | Math Lock |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 10 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 18 MB | 118 MB |
| Age rating | 4+ | 4+ |
| Developer | Mncedisi Moyo | SPARKHIVE TECH LTD |
In-app purchases
Afrimaths
No in-app purchases
Math Lock
- Math Lock Premium3 Days trial$2.991 Month
- Math Lock Premium Yearly3 Days trial$29.991 Year









