Comparison

Nuddle vs Crystal Grid

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Nuddle

Engage your mind with daily number sequence puzzles. Discover the underlying system to find the missing digits and build your solving streak. Enjoy unlimited random puzzles and share challenges with friends.

Highlights
  • Daily global number puzzles
  • Infinite random sequences
  • Streak building system
  • Local puzzle caching
  • Share puzzles with friends
  • Recognize number systems
Features
Read full description

Solve number sequences and daily number puzzles in short, focused brain breaks. Spot patterns in number sequences, solve the Daily Nuddle, and keep your streak alive. When you want more, jump into quick mental-math rounds, pattern sprints, memory challenges, Code Recall, and Number Matrix. Nuddle is not a traditional exam-prep app. But if you want training for MedAT or other admission tests on the go, it can help you practice faster pattern recognition, focused number work, and memory in short sessions. Each puzzle is short enough for any spare moment, but clever enough to feel satisfying when the rule clicks. No long instructions, no puzzle clutter: Nuddle shows you numbers, you find the system. What you get: - Logic: Sequences, Sequence Challenge, Number Matrix, Emoji Equations, Dice Fold - Speed: Quick Math, Pattern Sprint, Number Rush, Odd One Out, True or False, Path to Target, Gravity Shift - Memory: Target Recall, Code Recall, Count Recall, Path Recall, Match Math - Casual: Four in a Row, Tower of Hanoi, Merge, Nonogram - Admission-test training on the go - Local progress, streaks, and best scores - Light and dark design - Offline play whenever you want a quick brain break Nuddle is for anyone who likes number puzzles, logic games, mental math, patterns, and small daily challenges. Download Nuddle and find the next two numbers. Nuddle is free to download and includes the Daily Nuddle plus selected game modes at no cost. Nuddle Plus is available as an optional auto-renewable monthly or yearly subscription and unlocks all game modes while the subscription is active. Nuddle contains no ads. Payment is charged to your store account at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your store account settings. You can try every locked game mode once for free before subscribing. Terms of Use (EULA): https://nuddle.schmutweiss.com/terms Privacy Policy: https://nuddle.schmutweiss.com/privacy

About

Crystal Grid

Features
Read full description

CrystalGrid is a fresh take on Sudoku — designed to be clean, intuitive, and challenging for puzzle lovers of all levels.

Screenshots

Nuddle4 screens
Crystal Grid3 screens

Verdict

The call

The clearest difference is in-app purchases: Crystal Grid at none against Nuddle's 3. Nuddle's advantage is iOS requirement (13.0 vs 26.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Nuddle sells 3 in-app purchases, starting at $4.99 per month. Crystal Grid asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Nuddle versus Crystal Grid: the parameters behind the verdict, then further details
ParameterNuddleCrystal Grid
PriceFreeFree
Rating4.9 (8 ratings) — better—
Positive reviews42.9% of reviews—
Number of ratings8 — better—
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better26.0
Further details — not scored
Size42 MB4 MB
Age rating4+12+
DeveloperSCHMUT WEISS GmbHErik Basargin

In-app purchases

3 purchases

Nuddle

Subscriptions2
  • Nuddle Plus Monthly$4.991 Month
  • Nuddle Plus Yearly$14.991 Year
One-time1
  • Remove ads$12.99
None

Crystal Grid

No in-app purchases

Questions

Is Nuddle free?
Nuddle is free to download, with in-app purchases available.
Is Crystal Grid free?
Crystal Grid is free to download, with no in-app purchases.
Do Nuddle or Crystal Grid have ads?
Neither Nuddle nor Crystal Grid shows ads.

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