Num Fu vs Monster Addition & Subtraction
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Num Fu
Master basic addition facts through engaging educational games. This app utilizes proven addition strategies to help students build number sense and fluency in a fun, interactive way.
- Addition fact practice
- ORIGO Education strategies
- Fun educational games
- Number sense development
- Mastery of math facts
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Practise the art of Num Fu while mastering basic addition facts. Based on ORIGO Education's addition strategies, Num Fu allows students to master important number facts while playing fun educational games.
Monster Addition & Subtraction
This educational game helps children learn addition and subtraction through engaging gameplay with cute monsters. It offers multiple difficulty levels and number ranges to cater to various learning stages.
- Addition practice
- Subtraction practice
- Mixed addition/subtraction
- Adjustable difficulty levels
- Multiple number ranges (0-100)
- Cute monster characters
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This game is made to teach children of all ages how to do both addition and subtraction. Join these cute maths monsters in you journey in learning fun ways to learn maths. There are varying levels of difficulty you can do Addition, Subtraction and then both Addition and Subtraction at the same time. Furthermore you can do the following number groups for learning: • 0 – 10 • 0 – 25 • 0 – 50 • 0 – 75 • 0 - 100 We hope you enjoy the game. We believe in education is the future for all children If you or your children have enjoyed our game please rate it. Would really appreciate your support.
Screenshots
Verdict
The clearest difference is review sentiment: Monster Addition & Subtraction at 72% against Num Fu's 33%. Monster Addition & Subtraction also leads on rating (4.3 vs 3.8) and ratings volume (95 vs 4). Num Fu's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence 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. Monster Addition & Subtraction sells 1 one-off in-app purchase. Num Fu asks for nothing beyond the download.
Monster Addition & Subtraction holds the better App Store score, 4.3 against 3.8. That said, the two scores are not equally well evidenced: Monster Addition & Subtraction has 95 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 33% of Num Fu's written reviews are positive against 72% of Monster Addition & Subtraction's.
Both ship on a similar rhythm, roughly every 3 months. Both last shipped on October 24, 2026.
| Parameter | Num Fu | Monster Addition & Subtraction |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) | 4.3 (95 ratings) — better |
| Positive reviews | 33.3% of reviews | 72.2% of reviews — better |
| Number of ratings | 4 | 95 — better |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 6.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 224 MB | 150 MB |
| Age rating | 4+ | 4+ |
| Developer | ORIGO Education | Trevor Hansen |
Customer experience
Num Fu
Monster Addition & Subtraction
In-app purchases
Num Fu
No in-app purchases
Monster Addition & Subtraction
- Remove Ads$0.99
Questions
Is Num Fu free?
Is Monster Addition & Subtraction free?
Which has better reviews, Num Fu or Monster Addition & Subtraction?
Do Num Fu or Monster Addition & Subtraction have ads?
Which is updated more often, Num Fu or Monster Addition & Subtraction?
Other comparisons
