Comparison

Pixel.Fun2 vs Nanogram Puzzle Challenge

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

Head to head
About

Pixel.Fun2

Restore color to a lost island by painting pixel art objects. Choose from various islands or individual pictures to create pixel art collections. Enjoy a relaxing coloring experience with easy-to-follow number guides and share your creations.

Highlights
  • Pixel art coloring islands
  • Color by number gameplay
  • Original beautiful pictures
  • Abundant categories
  • Switchable island styles
  • Speed-up props
  • Shareable coloring videos
Features
Read full description

The beautiful island lost its color, how to bring it back to life? Select an island, color objects one by one and make the island colorful again! Pixel.Fun2 is a unique pixel art coloring game. You can choose to color an island and experience the joy of combination. Or you can choose to color a single picture and complete a pixel art collection. On the island, all houses, cars, flowers, small animals, boys and girls can be colored. Every time you paint, you are doing a little for the final colorful island. By the short video of painting process, you can easily share your work with family and friends! There are different styles of islands and picture categories for you to choose from, as well as useful props to help you speed up the coloring. Open Pixel.Fun2, you don't need any drawing skills, you can enjoy the fun of drawing and immerse yourself in coloring by number. Download Pixel.Fun2 now and start your relaxation and decompression journey for free! --Features-- Exclusive islands for pixel art coloring Color by number, easy to play Original beautiful pictures Abundant categories for choosing Switch between different styles of islands Various props to help you speed up the coloring process Support sync in different devices and platform Find and complete bonus scenes and get rewards Generate short videos to reproduce the coloring process Share your pixel art with friends More features and islands are coming soon! If you have any question or suggestion, welcome to contact us or leave a comment. Email: support@domobile.com Auto-renewable Subscription Rules These rules are attachments of User Agreement. If there is any conflict between these Rules and the User Agreement, these Rules shall prevail. If you need to use Pixel.Fun2 subscription service, you should agree to these rules in advance. You understand and agree: 1. The subscription is automatic renewal service under the premise that you agree to use the Pixel.Fun2 subscription service. If you agree to use the subscription service, you are deemed to authorize DoMobile, when the subscription about to expire, have the rights to charge fee of next billing cycle from your iTunes account (hereinafter referred to as “accounts”) balances. The subscription service is provided on the premise that you have bound with the above accounts, and DoMobile can successfully charge from the accounts. You are responsible for any failed renewal due to insufficient debit balance in the above accounts. 2. Subscription will automatically renew monthly or yearly. You can select the preferred rate. 3. Subscription automatically renews unless it is turned off at least 24-hours before the end of the current period. 4. You may suspend or terminate this subscription service by: Open the phone Settings -> iTunes and App Store -> Apple ID, select “View Apple ID”, enter the “Account” page, click “Subscriptions”, select Pixel.Fun2 and cancel the subscription. 5. Terms of use: https://we.domobile.com/pixelfun2/ios/en/user-agreement.html 6. Privacy Policy: https://www.domobile.com/best/privacy.html

About

Nanogram Puzzle Challenge

This logic puzzle game challenges you to fill in a grid based on number clues, revealing hidden pixel art pictures. It offers endless puzzles suitable for all ages, with automatic progress saving and a variety of themes to discover.

Highlights
  • Logic-based grid coloring
  • Reveal hidden pixel art
  • Endless puzzles
  • Automatic progress saving
  • Multiple themes and levels
  • Suitable for all ages
Features
Read full description

Nonogram is a logic game that draws black and white bitmaps by guessing. In a grid, each row and column has a set of numbers. Players need to fill or leave empty spaces according to them, and finally they can draw a picture. Nonogram game rules are very simple, easy to use, step by step, whether adults or children, can feel the fun of solving puzzles. Download now, start the challenge! Features: • Free game • Simple rules: use logic to color the grid blocks, reveal hidden pixel picture.. • Endless logic puzzles, from easy to master, keep updating. • Amazing pixel art: discovering beautiful pixel art illustrations of different themes, including daily objects, plants, characters and cute animals, etc. • Automatically save game progress, no data loss. • Different logic puzzle levels, suitable for children and adults. • Simple and intimate game design, logic puzzle game can also be beautiful. Take the challenge and train your brain NOW! In-app purchase instructions: - Beginner’s Bundle: cost $0.99 - Adventure Bundle: cost $2.99 - Master Bundle: cost $9.99 - 200 Diamonds: cost $2.99 - 400 Diamonds: cost $4.99 - 1000 Diamonds: cost $9.99 - 2200 Diamonds: cost $19.99 - 6000 Diamonds: cost $49.99 - 4000 Coins: cost $2.99 - 8000 Coins: cost $4.99. - 20000 Coins: cost $9.99 - 42000 Coins: cost $19.99 - 110000 Coins: cost $49.99 Equal to the same price that "Apple's App Store Matrix" determines in other currencies. Subscription options: With Premium you can get diamonds and coins every day, removing popup and banner ads. Weekly Premium VIP membership automatically renews for $9.99/week after 3-day free trial. Monthly subscription is $19.99, yearly subscription is $49.99, equal to the same price that "Apple's App Store Matrix" determines in other currencies. These purchases are auto-renewable subscription. Payment will be charged to your Apple ID account at the confirmation of purchase or at the end of the trial period of purchase, if it's offered. The subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. Privacy Policy: https://app.zjcyou.com/privacy.html Terms of Use: https://app.zjcyou.com/terms.html

Screenshots

Pixel.Fun24 screens
Nanogram Puzzle Challenge4 screens

Verdict

The call

The clearest difference is rating: Nanogram Puzzle Challenge at 4.6 against Pixel.Fun2's 3.7. Nanogram Puzzle Challenge also leads on review sentiment (67% vs 38%) and update cadence (fortnightly vs every 3 months). Pixel.Fun2's advantage is ratings volume (118 vs 10). 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. Pixel.Fun2 sells 10 in-app purchases, starting at $8.99 per month and Nanogram Puzzle Challenge sells 10 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Nanogram Puzzle Challenge holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: Pixel.Fun2 has 118 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 38% of Pixel.Fun2's written reviews are positive against 67% of Nanogram Puzzle Challenge's.

UpkeepUpdate frequency

Pixel.Fun2 ships an update every 3 months, Nanogram Puzzle Challenge fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
Pixel.Fun2 versus Nanogram Puzzle Challenge: the parameters behind the verdict, then further details
ParameterPixel.Fun2Nanogram Puzzle Challenge
PriceFreeFree
Rating3.7 (118 ratings)4.6 (10 ratings) — better
Positive reviews37.9% of reviews66.7% of reviews — better
Number of ratings118 — better10
Update frequencyEvery 3 monthsFortnightly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size168 MB149 MB
Age rating4+4+
DeveloperDoMobile Co., Ltd.Beijing ZJCYOU Technology Co., Ltd

Customer experience

Pixel.Fun2

All ratings118 ratings
Positive62.7%
Neutral13.6%
Negative23.7%
Written reviews224 reviews
Positive37.9%
Neutral20.5%
Negative41.5%

Nanogram Puzzle Challenge

All ratings10 ratings
Positive90.0%
Neutral0.0%
Negative10.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Bugs and requests

Pixel.Fun2

Reported bugs

3 issues
  • Unable to unlock new islands due to network errors
  • Inability to log in or sync progress across devices
  • Frequent crashes and freezes, especially when zooming

Requested features

3 requests
  • Add new worlds/islands regularly
  • Fix network/login issues
  • Improve stability and reduce bugs

Nanogram Puzzle Challenge

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Pixel.Fun2

Subscriptions2
  • VIP (Monthly)3 Days trial$8.991 Month
  • VIP (Yearly)$49.991 Year
One-time8
  • Coins Pack 2XS$0.99
  • Coins Pack XS$1.99
  • Combo Gift Pack S0$4.99
Show 5 more
  • Key$5.99
  • Master key 1$6.99
  • Coins Pack M$9.99
  • Combo Gift Pack M0$9.99
  • Master key$9.99
10 purchases

Nanogram Puzzle Challenge

Subscriptions1
  • VIP(week)3 Days trial$9.997 Days
One-time9
  • 150 diamonds$1.99
  • 2000 coins$1.99
  • Beginner's Bundle$1.99
Show 6 more
  • Adventure Bundle$2.99
  • 400 diamonds$4.99
  • 8000 coins$4.99
  • 1000 diamonds$9.99
  • 20000 coins$9.99
  • Master Bundle$9.99

Questions

Is Pixel.Fun2 free?
Pixel.Fun2 is free to download, with in-app purchases available.
Is Nanogram Puzzle Challenge free?
Nanogram Puzzle Challenge is free to download, with in-app purchases available.
Which has better reviews, Pixel.Fun2 or Nanogram Puzzle Challenge?
Nanogram Puzzle Challenge is rated higher. Pixel.Fun2 averages 3.7 out of 5 from 118 ratings, while Nanogram Puzzle Challenge averages 4.6 from 10 ratings.
Do Pixel.Fun2 or Nanogram Puzzle Challenge have ads?
Both Pixel.Fun2 and Nanogram Puzzle Challenge show ads.
Which is updated more often, Pixel.Fun2 or Nanogram Puzzle Challenge?
Pixel.Fun2 ships an update every 3 months, and Nanogram Puzzle Challenge fortnightly. Most recently, Pixel.Fun2 was updated on November 7, 2026 and Nanogram Puzzle Challenge on November 3, 2026.

Other comparisons