Add and subtract within 20 vs Omniscient Learning
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Add and subtract within 20
This app transforms math practice into an exciting adventure for children. It uses interactive mini-games and handwriting recognition to make learning addition and subtraction within 20 fun and effective. The difficulty adapts to your child's progress for a personalized experience.
- Interactive mini-games
- Handwriting recognition
- Adaptive difficulty
- Targeted addition/subtraction practice
- Natural learning input
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Transform Math Practice into an Exciting Adventure! Are you looking for an engaging way to help your child master addition and subtraction within 20? Our app combines education with entertainment, offering a unique experience that makes learning math both fun and effective. Key Features: Interactive Mini-Games: Children can enjoy a variety of simple yet captivating mini-games that make math practice enjoyable. Handwriting Recognition: Leveraging advanced handwritten digit recognition technology, the app allows children to write their answers naturally, enhancing both their math skills and handwriting. Adaptive Difficulty: The app adjusts the level of difficulty based on your child's progress, ensuring a personalized learning experience that keeps them challenged yet motivated. Why Choose Our App? Natural Learning Experience: By allowing handwriting input, children can focus on solving problems without the distractions of multiple-choice questions or keyboard input, promoting better concentration and learning outcomes. Skill Enhancement: Designed specifically to improve addition and subtraction skills with numbers up to 20, our app provides targeted practice to build a strong mathematical foundation. Engaging Content: The fun mini-games and adaptive challenges keep children engaged, making them more likely to practice regularly and develop a love for math.
Omniscient Learning
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Omniscient uses Spaced repetition learning to supercharge your studies. Newly introduced flashcards are shown more frequently, while older and less difficult flashcards are shown less frequently in order to exploit the psychological spacing effect! Memorise anything!
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Verdict
The clearest difference is price: Omniscient Learning at Free against Add and subtract within 20's $2.99. Omniscient Learning also leads on update cadence (every 3 days vs every 36 months). Add and subtract within 20's advantage is iOS requirement (12.0 vs 18.2). On ads, in-app purchases and device support 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
Omniscient Learning is free to download; Add and subtract within 20 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Add and subtract within 20 ships an update every 36 months, Omniscient Learning every 3 days. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.
| Parameter | Add and subtract within 20 | Omniscient Learning |
|---|---|---|
| Price | $2.99 | Free โ better |
| Positive reviews | 33.3% of reviews | โ |
| Update frequency | Every 36 months | Every 3 days โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | โ |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 12.0 โ better | 18.2 |
| Further details โ not scored | ||
| Size | 18 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Sergey Malugin | HECTOR SHERLOCK E STANLEY |
In-app purchases
Add and subtract within 20
No in-app purchases
Omniscient Learning
No in-app purchases
Questions
Is Add and subtract within 20 free?
Is Omniscient Learning free?
Do Add and subtract within 20 or Omniscient Learning have ads?
Which is updated more often, Add and subtract within 20 or Omniscient Learning?
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