Comparison

Stack the States® 2 vs Number Chomp

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

Head to head
About

Stack the States® 2

Learn US geography by stacking animated states to win levels. Collect all 50 states to unlock bonus games and explore an interactive 3D map with detailed information about capitals, cities, and landmarks. Designed for fun and educational play for all ages.

Highlights
  • Interactive 3D map
  • Learn state capitals, cities, shapes, landmarks, and flags
  • Collect all 50 states
  • Unlock bonus games (Map It, Connect 2, Capital Tap)
  • Voice mode for independent play
  • Hundreds of unique questions
  • Multiple player profiles
Features
Currently charting
Read full description

Watch the states come to life as you learn US geography! Stack the States® is back and better than ever with new question types, new bonus games, voice mode, 3D graphics and a detailed interactive map! As you learn state capitals, cities, shapes, landmarks, flags and more, you can actually touch, move and drop the animated states anywhere on the screen. Carefully build a stack of states that reaches the checkered line to win each level. You earn a new state for every successfully completed level. All of your states appear on your own personalized map of the United States. Try to collect all 50! As you earn more states, you begin to unlock the free bonus games: Map It, Connect 2 and Capital Tap. Four games in one! What’s new in Stack the States® 2: - New question types - New bonus games: Connect 2 and Capital Tap - New voice mode that helps non-readers play independently - Brand new interactive map featuring major cities and a 3D elevation view of each state - Beautiful 3D graphics - 10 different 3D scenes depicting various locations in the US - 3D models of over 90 US landmarks Plus, all the great features that you loved from the original Stack the States®: - 50 flash cards — one for each state - Hundreds of unique questions - Up to six player profiles - A personalized map of the US - Fun sound effects and music - Works on both iPhone and iPad - a universal app Stack the States® 2 is an educational app for all ages that's actually FUN to play. Try it now and enjoy four games for the price of one! PRIVACY DISCLOSURE Stack the States® 2: - Does not contain 3rd party ads. - Does not contain in-app purchases. - Does not contain integration with social networks. - Does not use 3rd party analytics / data collection tools. - Does include links to apps by Dan Russell-Pinson in the iTunes App Store (via Performance Horizon). For more information on our privacy policy please visit: http://dan-russell-pinson.com/privacy/

About

Number Chomp

Engage in a fun math practice game where you guide a character through numbers and equations to find correct answers. Master addition, subtraction, multiplication, division, and pre-algebra while avoiding obstacles. Earn points by solving problems and advancing through levels.

Highlights
  • Math skill practice
  • Addition, subtraction, multiplication, division
  • Pre-algebra concepts
  • Score-based gameplay
  • Obstacle avoidance
  • Level progression
Read full description

Welcome to Number Chomp! A fun game for practicing and enhancing your math skills! Guide Chomper through numbers and equations searching for correct answers. Practice various math subjects like addition, subtraction, multiplication, division, and pre-algebra. Based on a classic game from grade school, Number Chomp is an updated version that fits in your pocket. Gain points by chomping correct answers. But watch out for bad guys and other obstacles keeping you from advancing to the next level. No ads or In-App Purchases!

Screenshots

Stack the States® 24 screens
Number Chomp4 screens

Verdict

The call

The clearest difference is price: Number Chomp at Free against Stack the States® 2's $2.99. Number Chomp also leads on update cadence (every 5 weeks vs every 9 months). Stack the States® 2's advantage is chart position (#66 vs unranked) and review sentiment (86% vs 76%). On rating, ads, in-app purchases 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

Number Chomp is free to download; Stack the States® 2 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Stack the States® 2 against 4.5 for Number Chomp. Both are backed by a comparable volume of ratings — 1.1K and 338 respectively. Written reviews are what separate them: 86% of Stack the States® 2's written reviews are positive against 76% of Number Chomp's.

UpkeepUpdate frequency

Stack the States® 2 ships an update every 9 months, Number Chomp every 5 weeks. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

Scorecard7 real differences · 4 level
Stack the States® 2 versus Number Chomp: the parameters behind the verdict, then further details
ParameterStack the States® 2Number Chomp
Price$2.99Free — better
Rating4.5 (1.1K ratings) — better4.5 (338 ratings)
Positive reviews86.2% of reviews — better76.5% of reviews
Number of ratings1.1K — better338
Update frequencyEvery 9 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#66 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS12.0 — better17.6
Further details — not scored
Size140 MB22 MB
Age rating4+4+
DeveloperFreecloud Design, Inc.Daniel Sedam

Customer experience

Stack the States® 2

All ratings1,144 ratings
Positive87.4%
Neutral4.5%
Negative8.1%
Written reviews138 reviews
Positive86.2%
Neutral7.2%
Negative6.5%

Number Chomp

All ratings338 ratings
Positive84.9%
Neutral6.8%
Negative8.3%
Written reviews17 reviews
Positive76.5%
Neutral5.9%
Negative17.6%

Bugs and requests

Stack the States® 2

Not enough reviews yet to summarise bugs or requests.

Number Chomp

Reported bugs

2 issues
  • 🐛 Window sizing and zoom issues on Mac
  • 🐛 Game opens too big and off-screen on Mac

Requested features

4 requests
  • Add sound effects
  • Add background music
  • More lives
  • Fix window sizing and zoom on Mac

In-app purchases

None

Stack the States® 2

No in-app purchases

None

Number Chomp

No in-app purchases

Questions

Is Stack the States® 2 free?
Stack the States® 2 costs $2.99, with no in-app purchases.
Is Number Chomp free?
Number Chomp is free to download, with no in-app purchases.
Which has better reviews, Stack the States® 2 or Number Chomp?
Stack the States® 2 is rated higher. Stack the States® 2 averages 4.5 out of 5 from 1.1K ratings, while Number Chomp averages 4.5 from 338 ratings.
Do Stack the States® 2 or Number Chomp have ads?
Neither Stack the States® 2 nor Number Chomp shows ads.
Which is updated more often, Stack the States® 2 or Number Chomp?
Stack the States® 2 ships an update every 9 months, and Number Chomp every 5 weeks. Most recently, Stack the States® 2 was updated on October 14, 2026 and Number Chomp on October 13, 2026.

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