Sum Fun vs SUM! Planets
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sum Fun
A unique number puzzle game that combines logic, numbers, and strategy. Enjoy endlessly replayable puzzles with creative board shapes and a brain-boosting gameplay experience. Play at your own pace with no time limits and challenge friends.
- Unique number puzzle gameplay
- Variety of creative board shapes
- Brain-boosting mental workout
- No time limits for relaxed play
- Challenge friends offline
- Easy to play, fun to master
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Sum Fun – The Number Puzzle Game for Sharp Minds Place numbers, match sums, blast the board! Sum Fun is the unique number puzzle that's been loved by players worldwide since 2015. How To Play (3 simple rules): 1. Place a number into any empty slot 2. If it matches the last digit of the sum of its neighbours, they get blasted away! 3. No matches? Place a number that sets up a future sum, and keep blasting until the board is empty! Why you'll love Sum Fun: • Easy to play, fun to master – just 3 simple rules, with surprising depth and strategy • 20+ creative board shapes – play on a Hexagon, Pyramid, Star, Heart, Turtle, Rocket, Butterfly, Snowflake, and many more, with new shapes added regularly! • Seasonal Postcard Challenges – play limited-time events and collect unique downloadable artwork (by real artists!) • No time limits – play at your own pace and relax while keeping your mind sharp • Challenge friends (and yourself!) – share puzzles via QR code, text code, or pass-and-play. No internet needed! • No annoying pop-up ads – your concentration stays on the puzzle, where it belongs! We play Sum Fun too, and keep the experience friendly. • Brain-boosting gameplay – after a few games, you'll be adding up numbers faster than you can say, 'What's six plus eight?' • Multiple themes – choose from Light, Dark, and Midnight to suit your style If you enjoy Sudoku, Kakuro, or other number-based brain games, you'll love the unique twist of Sum Fun. Exercise your mind, master the numbers, and discover why players keep coming back – download free today!
SUM! Planets
This is a fast-paced falling bubble puzzle game where players must quickly find pairs that add up to ten. It offers a simple yet challenging experience that becomes increasingly difficult as the game speeds up.
- Falling bubble puzzle gameplay
- Find pairs to make ten
- Increasing speed and difficulty
- Simple and addictive
- Award-winning design
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◇◇◇Red Dot Communication Award 2016◇◇◇ ◇◇◇Muse Creative Awards - Platinum Award Winner◇◇◇ ◇◇◇Digital Ehon (Picture Book) Award 2017 Winner◇◇◇ ◇◇◇Appeared on Japanese Popular Drama◇◇◇ SUM! got a new version and it's free!! SUM! Planets is a very simple falling bubble game. Find a pair to make a ten as quickly as you can. Sounds easy? Then you'll find it IS harder than you think when it gets fast and won't be able to stop playing this game. SUM! Family is a simpler version of this game for kids and parents, but since we found it's pretty popular for adults, we made the pro version of SUM!. Enjoy the new characters and faster bubbles! ______________________________ SUM! Soundtrack! https://itunes.apple.com/us/album/sum!-original-soundtrack-single/id1032625101?l=en ______________________________ SUM Team Mac Funamizu: App Concept, Design, Animation Ryo Ishihara: Programming Shintaro Tanaka: Music ______________________________ Related Info English http://enfani.jp/en/original/ https://www.facebook.com/enfani
Screenshots
Verdict
The clearest difference is ads: SUM! Planets at none against Sum Fun's shown. SUM! Planets also leads on update cadence (daily vs weekly) and monetization model (free vs ad-supported). Sum Fun's advantage is ratings volume (33 vs 1). On price, rating, review sentiment and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for Sum Fun against 5.0 for SUM! Planets. That said, the two scores are not equally well evidenced: Sum Fun has 33 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
Sum Fun ships an update weekly, SUM! Planets daily. The most recent releases landed on October 10, 2026 and September 28, 2026 respectively.
| Parameter | Sum Fun | SUM! Planets |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (33 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 33 — better | 1 |
| Update frequency | Weekly | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 10.3 — better |
| Further details — not scored | ||
| Size | 187 MB | 236 MB |
| Age rating | 4+ | 4+ |
| Developer | Greg Sharpe | Enfani Inc. |
Customer experience
Sum Fun
SUM! Planets
In-app purchases
Sum Fun
No in-app purchases
SUM! Planets
No in-app purchases
