NUMS vs CodeAB
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
NUMS
This logic puzzle challenges you to guess a secret four-digit code. Receive feedback on correct digits in place and correct digits in the wrong place to deduce the code. Earn experience for faster solutions.
- Guess a secret four-digit code
- Feedback on correct digits and positions
- Improve logical thinking
- Earn experience for faster solutions
- Test your patience
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Puzzle game to improve your logical thinking and patience. Gameplay: The game will random a CODE, which is a 4 disparate numbers. Player need to figure out the numbers. Player can test 4 numbers one time and the game will return the result: xA yB, the result means: 1. There are x numbers are correct in same position with the CODE. 2. There are y numbers in the CODE but not at the correct position. Player can try more times to find out the CODE. Player test less times to figure out the puzzle can get a higher EXP.
CodeAB
Test your logic and deduction skills in this addictive number puzzle game. Figure out the secret 4-digit code using hints after each guess. It's a fresh take on a classic puzzle, perfect for quick brain training.
- Deduction and logic gameplay
- Secret 4-digit code challenge
- Clues after every guess
- No leading zeros or repeating digits
- Quick brain training rounds
- Classic Bulls & Cows style
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What is the code? Who's on the first? What's on the second? Put your logic and deduction skills to the test with CodeAB, a fun and addictive number puzzle game! Meet CodeAB — a fresh spin on the classic Bulls & Cows number puzzle. Your challenge: figure out the secret 4-digit code before your guesses run out! Your goal is simple: find the secret 4-digit code. - No leading zeros. - No repeating digits. - Clues after every guess help guide you toward the solution. How It Works - A green number = correct digit in the correct place. - An orange number = correct digit in the wrong place. - Keep analyzing the hints until you crack the code! Why You’ll Love CodeAB - Easy to learn, hard to master - A fresh take on the classic “Bulls & Cows” logic game - Quick rounds that train your brain anytime, anywhere - Great for both casual players and puzzle enthusiasts Free to Play – Upgrade for Unlimited Fun - Play up to 10 rounds for free and then 3 rounds per day - Upgrade once ($2.99) to unlock unlimited play and remove interruptions - One-time purchase, no subscriptions Are you ready to put your logic to the ultimate test? Download CodeAB today and see how fast you can break the code!
Screenshots
Verdict
The clearest difference is review sentiment: CodeAB at 100% against NUMS's 55%. CodeAB also leads on rating (5.0 vs 4.1) and ads (none vs shown). NUMS's advantage is in-app purchases (none vs 1) and ratings volume (15 vs 3). On price 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. CodeAB sells 1 one-off in-app purchase. NUMS asks for nothing beyond the download.
CodeAB holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: NUMS has 15 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 55% of NUMS's written reviews are positive against 100% of CodeAB's.
NUMS ships an update every 4 months, CodeAB every 6 weeks. The most recent releases landed on October 29, 2026 and October 21, 2026 respectively.
| Parameter | NUMS | CodeAB |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (15 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 54.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 15 — better | 3 |
| Update frequency | Every 4 months | Every 6 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 98 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 广杰 周 | EssentialCapture Inc |
Customer experience
NUMS
CodeAB
In-app purchases
NUMS
No in-app purchases
CodeAB
- CodeAB$2.99









