Comparison

Ice Math Ninja ZERO vs Osmo Numbers Classic

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

Head to head
About

Ice Math Ninja ZERO

This game challenges your dexterity and brainpower with a variety of math-based slicing challenges. It offers multiple game modes, power-ups, and social features to keep players engaged while practicing fundamental math skills.

Highlights
  • 7 challenging math games
  • Slice numbers and avoid zeros
  • Power-ups and micro-games
  • Lightning Round mode
  • 3 difficulty modes
  • Social score sharing
  • Educational math practice
Features
Read full description

••• #1 Family App in 16 countries!!! WINNER of Dr. Toy's 10 BEST TECHNOLOGY of 2013 and WINNER of the FAMILY CHOICE AWARD for 2013 ••• Fans of NINJA SLICING games: GET READY for a game that’ll CHALLENGE not only your DEXTERITY but also your BRAINPOWER!!! KEY FEATURES: • 7 CHALLENGING GAMES, including: SUB-ZERO MINES! • Compete against your friends via FACEBOOK! • Get ACHIEVEMENTS to unleash cool POWER-UPS • Power-Ups create MICRO-GAMES within the game • LIGHTNING ROUND mode for faster gameplay • The devious DARK ZEROS add excitement to the gameplay! • 3 DIFFICULTY MODES. One mode for young kids • Includes ANIMATED INTRO of the Icelands • Pookie the penguin provides nurturing ADVICE • Tushka the polar bear brings a dose of HUMOR • Compare scores via GAME CENTER • Share your score via FACEBOOK and TWITTER • UNIVERSAL APP works on iPhone 5, iPhone 4, iPad Mini, iPad, iPod Touch, and more! GAMES INCLUDED: SUB-ZERO MINES • Fun Value: Use your Swords of Fire to slice the MAGICAL frozen numbers, but avoid touching the exploding Zeros! • Educational Value: Helps recognize numbers, ascending order, and understand that larger numbers are the sum of smaller numbers. POLAR PAIR • Fun Value: Find the ZEN of Even and Odd numbers to be able to extract their mathematical energies! • Educational Value: Helps recognize Even and Odd numbers. ANTARCTIC ADD • Fun Value: Think fast and become a MASTER of addition by slicing sums of numbers before they hit the ground! • Educational Value: Improves Addition skills and Memory. COOL 21 • Fun Value: Ignite the MYSTICAL fire of your Swords to slice every number in sight! But don’t go over 21 or you’ll end up frozen! • Educational Value: Improves Subtraction skills and Memory. PRIME FREEZE • Fun Value: Split frozen numbers into their PRIMORDIAL components by using your Swords of Fire to slice them into primes! • Educational Value: Teaches all the Prime Numbers up to 100. FROSTRIS • Fun Value: Use waves of heat to merge ice cubes into the FUNDAMENTAL number 10! • Educational Value: Improves addition and subtraction skills. ICE FACTOR • Fun Value: Divide and CONQUER the power of the frozen numbers by using your Swords of Fire to slice them into factors! • Educational Value: Improves Division & Multiplication skills and Memory. REVIEWS: "4.5 STARS - Ice Math Ninja is a cool math ninja game that even the most reluctant young math student will warm up to." - Crazymikesapps.com "4 STARS - Ice Math Ninja is an excellent math app. Practice number recognition, addition, and prime numbers in a Fruit Ninja style game!" - Famigo.com "Ice Math Ninja is an addictive and adorable set of arcade style slicing games that'll be a blast for kids who need a little extra practice with math facts, but is also great fun for older kids and adults who simply enjoy the gameplay." -Commonsensemedia.org "Ice Math Ninja: ZERO is a perfect example of a game that not only holds a child’s attention, but also makes parents feel good about handing kids the iPad." - Coronalabs.com “... the diverse challenge modes, make playing this game a very unique experience ... and quite entertaining” - WeiPhone.com “... it's a fun game, really well made and a complete package of a game.” - Zincous, TouchArcade User “ Loved it! I have searched forever for a good math app for my kids ages 5 & 11. The colors, visuals, effects & sounds are amazing.“ - the4crows.com - “I’m loving this game ... it is lots of fun.” PS: my favorite mini-game is Cool 21.” Picohero, TouchArcade User LEARN MORE: View the TRAILER of this game at www.youtube.com/perscorp LIKE US on Facebook at: www.facebook.com/icemathninja FOLLOW US on Twitter at www.twitter.com/icemathninja CONTACT US with any questions at info@pers.com VISIT us at www.pers.com

About

Osmo Numbers Classic

Engage children in hands-on math play by adding, counting, and multiplying tiles to pop number bubbles. This interactive game fosters a creative and explorative mindset towards mathematics, making learning fun and engaging in a vibrant underwater world.

Highlights
  • Add, count, and multiply tiles
  • Pop number bubbles
  • Collect over 90 unique fish
  • Learn math creatively
  • Develop problem-solving skills
  • Hands-on play experience
Read full description

Add, count & multiply tiles to pop the number bubbles. Popping enough will free 
fish & unleash a lightning storm! Learn to be the numbers master. **One of 2016’s most intuitive product designs.** - Fast Company Award "...once again, Osmo has built something wonderfully creative and interactive." - Venture Beat "Osmo Numbers takes the fear out of figures." - Forbes "…revamp the unimaginative worksheets educators use to teach math" - TechCrunch When kids understand there are many ways to solve a problem, math becomes creative & fun. By having no wrong answers, we replace fear of math with an explorative mindset. Your kids will play in this beautiful engaging underwater world for ages, collecting over 90 fish of all kinds, from Rainbow to Frankenfish! *Requires the Osmo Base and Numbers tiles, found at www.playosmo.com * Please see our device compatibility list here: https://support.playosmo.com/hc/articles/115010156067 About Osmo Osmo is using the screen to create a new healthy, hands-on learning experience that promotes creativity, problem-solving and social interaction. We do this with our reflective artificial intelligent technology.

Screenshots

Ice Math Ninja ZERO4 screens
Osmo Numbers Classic4 screens

Verdict

The call

The clearest difference is rating: Ice Math Ninja ZERO at 4.5 against Osmo Numbers Classic's 4.0. Ice Math Ninja ZERO also leads on review sentiment (86% vs 55%) and update cadence (monthly vs every 2 months). Osmo Numbers Classic's advantage is in-app purchases (none vs 8) and ratings volume (264 vs 49). On price, ads, monetization model 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. Ice Math Ninja ZERO sells 8 one-off in-app purchases. Osmo Numbers Classic asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Ice Math Ninja ZERO holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Osmo Numbers Classic has 264 ratings behind it against 49, so its average is the more settled of the two. Written reviews point the same way: 86% of Ice Math Ninja ZERO's written reviews are positive against 55% of Osmo Numbers Classic's.

UpkeepUpdate frequency

Ice Math Ninja ZERO ships an update monthly, Osmo Numbers Classic every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard6 real differences · 4 level
Ice Math Ninja ZERO versus Osmo Numbers Classic: the parameters behind the verdict, then further details
ParameterIce Math Ninja ZEROOsmo Numbers Classic
PriceFreeFree
Rating4.5 (49 ratings) — better4.0 (264 ratings)
Positive reviews85.7% of reviews — better55.0% of reviews
Number of ratings49264 — better
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better15.0
Further details — not scored
Size127 MB185 MB
Age rating4+4+
DeveloperPersTangible Play

Customer experience

Ice Math Ninja ZERO

All ratings49 ratings
Positive85.7%
Neutral8.2%
Negative6.1%
Written reviews7 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

Osmo Numbers Classic

All ratings264 ratings
Positive71.2%
Neutral8.0%
Negative20.8%
Written reviews60 reviews
Positive55.0%
Neutral11.7%
Negative33.3%

Bugs and requests

Ice Math Ninja ZERO

Not enough reviews yet to summarise bugs or requests.

Osmo Numbers Classic

Reported bugs

10 issues
  • Apps not loading
  • Never-ending loading screen
  • App crashes
  • Cannot access camera
  • Doesn't recognize tiles properly
Show 5 more
  • Profile and progress not saving
  • Multiplication level displays addition
  • Combos not detected often
  • Game freezes
  • App unusable due to camera access issues

Requested features

10 requests
  • Add more levels
  • Include verbal number prompts
  • Simpler starting point for younger kids
  • More varied gameplay types
  • Add an exit button for games
Show 5 more
  • More challenging levels
  • Allow profile and progress saving
  • Fix multiplication portion issues
  • Add visual cues for words
  • Revert to older design

In-app purchases

8 purchases

Ice Math Ninja ZERO

One-time8
  • Cool 21$0.99
  • Frostris$0.99
  • Ice Factor$0.99
Show 5 more
  • Prime Freeze$0.99
  • Remove Ads$0.99
  • Upgrade to "IMN: ZERO- PREMIUM Edition"$1.99
  • Power-Up Bundle$1.99
  • Icelands Bundle$3.99
None

Osmo Numbers Classic

No in-app purchases

Questions

Is Ice Math Ninja ZERO free?
Ice Math Ninja ZERO is free to download, with in-app purchases available.
Is Osmo Numbers Classic free?
Osmo Numbers Classic is free to download, with no in-app purchases.
Which has better reviews, Ice Math Ninja ZERO or Osmo Numbers Classic?
Ice Math Ninja ZERO is rated higher. Ice Math Ninja ZERO averages 4.5 out of 5 from 49 ratings, while Osmo Numbers Classic averages 4.0 from 264 ratings.
Do Ice Math Ninja ZERO or Osmo Numbers Classic have ads?
Neither Ice Math Ninja ZERO nor Osmo Numbers Classic shows ads.
Which is updated more often, Ice Math Ninja ZERO or Osmo Numbers Classic?
Ice Math Ninja ZERO ships an update monthly, and Osmo Numbers Classic every 2 months. Most recently, Ice Math Ninja ZERO was updated on November 1, 2026 and Osmo Numbers Classic on November 3, 2026.

Other comparisons