KING OF MATH vs RU Mobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KING OF MATH
Master arithmetic operations like addition, subtraction, multiplication, and division with this engaging learning app. It features intuitive handwriting input and adaptive difficulty to suit all ages, making learning fun and effective.
- Addition practice
- Subtraction practice
- Multiplication practice
- Division practice
- Handwriting input
- Adaptive difficulty
- Reward system
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Learn and improve math and arithmetic (+ - × ÷) effectively & fast. Suitable for all ages. All math arithmetic operations (+ - × ÷) * Addition (+) * Subtraction (-) * Multiplication (× including small multiplication tables) * Division (÷) HIGHLIGHTS * Write naturally as on paper We have developed an intuitive handwriting input. * Increasing difficulty Tasks automatically adapt to the children's abilities. * Learning playfully The app motivates with great rewards and a bonus system. WHAT ELSE * No ads. * No personal data. * Fair and transparent. * Developed with teachers and educators.
RU Mobile
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RU Mobile adalah Platform Pesantren Digital di era 4.0 untuk PP Riyadlatul 'Ulum, Batanghari. Menghadirkan segala macam kemudahan bagi pihak-pihak di Pondok baik pengasuh, pengurus, asatidz & guru, hingga tentunya wali - wali santri dalam memantau dan mendampingi putra - putrinya selama menimba ilmu di PP Riyadlatul 'Ulum, Batanghari.
Screenshots
Verdict
The clearest difference is in-app purchases: RU Mobile at none against KING OF MATH's 5. On price, ads, device support and iOS requirement 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. KING OF MATH sells 5 one-off in-app purchases. RU Mobile asks for nothing beyond the download.
| Parameter | KING OF MATH | RU Mobile |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (1.3K ratings) — better | — |
| Positive reviews | 44.1% of reviews | — |
| Number of ratings | 1.3K — better | — |
| Update frequency | Every 5 months | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 102 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | wonderkind GmbH | PT SOLUSI INFOTECH SEMESTA INDONESIA |
Bugs and requests
KING OF MATH
Reported bugs
3 issues- Doesn't recognize simple numbers like 4 and 9
- Accepts wrong answers as correct
- Slow response time on some devices
Requested features
4 requests- Allow keyboard input or numeric keypad
- Calibration option for handwriting recognition
- Difficulty levels for different age groups
- More advanced math operations like multiplication and division
RU Mobile
Not enough reviews yet to summarise bugs or requests.
In-app purchases
KING OF MATH
- Subtraction Deck$1.99
- Large multiplication tables$1.99
- Small multiplication tables$1.99
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- Division$1.99
- Full Version Bundle$4.99
RU Mobile
No in-app purchases
Questions
Is KING OF MATH free?
Is RU Mobile free?
Do KING OF MATH or RU Mobile have ads?
Other comparisons
