Comparison

Nonoverse vs Decodex

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

Head to head
About

Nonoverse

Engage your logic and creativity with a picture puzzle game that reveals hidden images. Enjoy a variety of puzzle types and user-friendly features for a relaxing challenge. Play offline anytime, anywhere.

Highlights
  • Multiple puzzle types (image, pattern, garden)
  • Clean, intuitive interface
  • Dark mode support
  • Quality-of-life features (undo, drag select)
  • Offline play
  • iPhone and iPad support
Features
Read full description

One of the cleanest and most user-friendly nonogram puzzle games. Use number clues to solve grids and reveal hidden pixel art. Whether you're new to nonograms or already a fan, Nonoverse offers a relaxing, satisfying, and rewarding experience. Come for the essentials: - Thoughtfully designed interface, - No ads, - Works offline, - Dark mode. Stay for the depth: - Multiple puzzle types to explore, - Daily puzzles, - Smooth controls (drag, double tap, assist tools). - Flexible settings and customization, Loved by players: - "Fantastic, clean UI and well designed puzzles. Would love to see this continue to grow. It’s so nice to have a nonogram app that isn’t bloated or clunky or awkward to play." - "Simple, clean, and really satisfying to play. The puzzles are well-designed, the controls are smooth, and it’s easy to jump in for a quick brain break or settle in for longer sessions." - "Can’t recommend this highly enough." Start revealing hidden images today.

About

Decodex

Engage in a modern take on classic cryptogram puzzles. Decipher quotes and enigma codes across diverse categories. Track your progress, build streaks, and enjoy a new challenge daily.

Highlights
  • 50+ puzzle categories
  • Daily enigma challenges
  • Intuitive user interface
  • Progress tracking and streaks
  • Substitution cipher gameplay
Features
Read full description

Step into a world of logic and ciphers. Decodex transforms classic cryptogram puzzles into a modern, addictive mobile experience. Whether you’re a fan of wordy challenges, a wordsearch enthusiast, or an enigma-solving veteran, our puzzles will sharpen your mind one quote at a time. If you enjoy the daily ritual of the NYTimes Games or the deep strategy of a crypto game, Decodex is your new favorite obsession. Key Features: - 50+ Categories: From Ancient Philosophy to Modern Wit. - Daily Enigmas: A fresh substitution cipher every single day. - Intuitive UI: Designed for effortless logic-first play. - Track Your Progress: Earn stars, build streaks, and become a master codebreaker.

Screenshots

Nonoverse4 screens
Decodex4 screens

Verdict

The call

The clearest difference is update cadence: Decodex at every 2 days against Nonoverse's fortnightly. Decodex also leads on rating (5.0 vs 4.8) and review sentiment (100% vs 91%). Nonoverse's advantage is ratings volume (39 vs 3). On price, ads, in-app purchases and monetization model 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. Nonoverse sells 6 one-off in-app purchases and Decodex sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Decodex holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Nonoverse has 39 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 91% of Nonoverse's written reviews are positive against 100% of Decodex's.

UpkeepUpdate frequency

Nonoverse ships an update fortnightly, Decodex every 2 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Nonoverse versus Decodex: the parameters behind the verdict, then further details
ParameterNonoverseDecodex
PriceFreeFree
Rating4.8 (39 ratings)5.0 (3 ratings) — better
Positive reviews90.9% of reviews100.0% of reviews — better
Number of ratings39 — better3
Update frequencyFortnightlyEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size38 MB19 MB
Age rating4+4+
DeveloperBartlomiej NiemturAron Csatlos

Customer experience

Nonoverse

All ratings39 ratings
Positive97.4%
Neutral0.0%
Negative2.6%
Written reviews11 reviews
Positive90.9%
Neutral0.0%
Negative9.1%

Decodex

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

6 purchases

Nonoverse

One-time6
  • Pattern Puzzles: Chapter 4Free
  • Pattern Puzzles: Chapter 1Free
  • Pattern Puzzles: Chapter 2Free
Show 3 more
  • Pattern Puzzles: Chapter 3Free
  • Unlock EverythingFree
  • Unlock Image PuzzlesFree
4 purchases

Decodex

One-time4
  • Extra Hints - Small Pack$0.99
  • Extra Hints - Big Pack$1.99
  • Decodex Premium$2.99
Show 1 more
  • Extra Hints - Ultimate Pack$4.99

Questions

Is Nonoverse free?
Nonoverse is free to download, with in-app purchases available.
Is Decodex free?
Decodex is free to download, with in-app purchases available.
Which has better reviews, Nonoverse or Decodex?
Decodex is rated higher. Nonoverse averages 4.8 out of 5 from 39 ratings, while Decodex averages 5.0 from 3 ratings.
Do Nonoverse or Decodex have ads?
Neither Nonoverse nor Decodex shows ads.
Which is updated more often, Nonoverse or Decodex?
Nonoverse ships an update fortnightly, and Decodex every 2 days. Most recently, Nonoverse was updated on October 30, 2026 and Decodex on October 24, 2026.

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