Rainbow Surfer vs Quick Math Challenge!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Rainbow Surfer
Guide a character through a rhythm-based game by slashing circles and avoiding different colors. Master the beat to achieve perfect combos and unlock new scenes and items. A challenging yet addictive experience for music and game lovers.
- Finger-drag controls
- Rhythm-based gameplay
- Color matching challenges
- Unlockable scenes and items
- Addictive music integration
- Simple game control experience
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Move and drag your finger to slash the circles! Listen to the music, keep your pace with fancy rhythm! Sound easy? You wish!! 【Easy to play】 - Hold and Drag the characters to slash the circles. - Avoid the different Colors! - Do not miss the circles! - Follow the rhythm of addictive challenges. - Impress your friends with your perfect combos. 【Game features】 - SIMPLE Game Control Experiences - Amounts of Songs to Satisfy Different Taste - A Wide Variety of Scenes and Items for choose Control your character to shuttle between the colored rings. You will experience rich character movements and cool special effects. But if you hit a different color, it's all over! Your ball shatters to pieces and you have to start your fall all over again. Try it now! Music lovers will definitely love it! If any producer or label has an issue with any of the music used in the game, please send email to us and it will be deleted immediately if necessary (this includes the images used). The rest: Privacy Policy! https://sites.google.com/view/privacypolicy-rainbowsurfer Terms of Service! https://sites.google.com/view/rainbowsurfer-tos Contact us! remastergamestudio@gmail.com
Quick Math Challenge!
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Quick Math Duel is a fast mental math game built for speed, accuracy, and measurable improvement. Solve arithmetic problems under time pressure across multiple modes. Tap the right answer, type it with a numpad, or decide whether an equation is true or false. Adaptive difficulty responds to your performance so sessions stay challenging without becoming frustrating. Features: - Speed Tap multiple-choice mode - Numpad mode with no guessing - True or False equation mode - Adaptive difficulty - Daily Challenge - Daily streaks and milestones - Stats dashboard with accuracy and reaction time - Game Center leaderboards - Pro upgrade for Hard and Expert tiers, no ads, full stats, streak freezes, and unlimited daily retries - Hint and slow-timer power-ups Quick Math Duel is for players who want a sharper brain-training game: quick rounds, clear feedback, and numbers that reward focus.
Screenshots
Verdict
The clearest difference is in-app purchases: Rainbow Surfer at none against Quick Math Challenge!'s 3. Rainbow Surfer also leads on iOS requirement (13.0 vs 17.6). On price, update cadence, ads 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. Quick Math Challenge! sells 3 one-off in-app purchases. Rainbow Surfer asks for nothing beyond the download.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Rainbow Surfer | Quick Math Challenge! |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (28 ratings) — better | — |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 28 — better | — |
| Update frequency | Fortnightly | Fortnightly |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 257 MB | 7 MB |
| Age rating | 9+ | 4+ |
| Developer | 晗 张 | Alex Lee |
In-app purchases
Rainbow Surfer
No in-app purchases
Quick Math Challenge!
- 10 Slow Timers$1.99
- 10 Hints$1.99
- Remove Ads$2.99
Questions
Is Rainbow Surfer free?
Is Quick Math Challenge! free?
Do Rainbow Surfer or Quick Math Challenge! have ads?
Which is updated more often, Rainbow Surfer or Quick Math Challenge!?
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