Stack the States® vs Number Run
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stack the States®
Learn about the 50 US states through a fun and interactive game. Collect all states, unlock bonus games, and master capitals, shapes, flags, and more. This app makes geography engaging for all ages.
- Learn state capitals, shapes, and flags
- Interactive drag-and-drop gameplay
- Collect all 50 states on a personalized map
- Unlock four bonus educational games
- Hundreds of unique questions
- Create multiple player profiles
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Stack the States® makes learning about the 50 states fun! Watch the states actually come to life in this colorful and dynamic game! As you learn state capitals, shapes, geographic locations, 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 random 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 four free bonus games: Map It, Pile Up, Puzzler and Capital Drop. Four games in one! HAVE FUN LEARNING ALL ABOUT THE 50 STATES: ▸ Capitals ▸ State shapes ▸ Abbreviations ▸ Bordering states ▸ Location on the map ▸ Nicknames ▸ Flags ...and more! FEATURES: ▸ Hundreds of unique questions ▸ Interactive map and 50 state flash cards ▸ Choose any of the 50 friendly-looking states as your avatar ▸ Create up to six player profiles ▸ Collect all 50 states and track your progress on a personalized map ▸ Earn FREE bonus games: Map It, Pile Up, Puzzler and Capital Drop ▸ High resolution pictures of famous US landmarks ▸ All games are powered by a realistic physics engine ▸ Fun sound effects and music ▸ iPhone 4 and new iPad Retina Display support ▸ Works on both iPhone and iPad - a universal app FIVE GAMES IN ONE: STACK THE STATES: Build tall piles with states and try to reach the checkered line. MAP IT: Tap the location of the selected state on the map. Try to complete the whole country. PILE UP: The states are piling up! Tap them quickly to get rid of them before they pile too high. PUZZLER: Sit back and relax as you slide the states around and put them together like a jigsaw puzzle. CAPITAL DROP: Match states with their capitals in this fast-paced bonus game. Don't let a state fall! Stack the States® is an educational app for all ages that's actually FUN to play. Try it now and enjoy five games for the price of one! PRIVACY DISCLOSURE Stack the States®: - 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 LinkShare). For more information on our privacy policy please visit: http://dan-russell-pinson.com/privacy/
Number Run
Embark on an adventure to recover stolen crystals by solving math problems. This game offers engaging practice for all ages, from children learning arithmetic to adults seeking mental stimulation. It features multiple game modes and educational alignment.
- 52 math levels
- Addition, subtraction, multiplication, division
- Endless Mode
- Common Core aligned
- Unlockable outfits
- Developed by graduate students
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Baron von Count has stolen the 4 Mathemagical crystals of the land. Chase him down and bring him to justice or humanity will be forced to count on their fingers forever! Number Run is great practice for boys & girls learning math and adults who just want to stay sharp. Finally, a FUN math game: -Features 52 levels across addition, subtraction, multiplication, and division -Test your skills in Endless Mode -Aligned to Common Core state standards -Unlock new outfits and show your style -Developed by graduate students from Stanford and USC -Retina support for iPhone and iPad -Did we mention it's actually fun? We're gamers, we're developers, we're educators--talk to us at www.facebook.com/numberrun
Screenshots
Verdict
The clearest difference is monetization model: Number Run at free against Stack the States®'s paid. Stack the States®'s advantage is chart position (#6 vs unranked). On price, rating, review sentiment and ratings volume 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
Stack the States® costs $2.99 and Number Run $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.4 for Stack the States® against 4.5 for Number Run. Both are backed by a comparable volume of ratings — 2.2K and 1.1K respectively. Written reviews split almost evenly too, at 91% and 91% positive.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.
| Parameter | Stack the States® | Number Run |
|---|---|---|
| Price | $2.99 | $2.99 |
| Rating | 4.4 (2.2K ratings) | 4.5 (1.1K ratings) — better |
| Positive reviews | 90.7% of reviews | 90.9% of reviews — better |
| Number of ratings | 2.2K — better | 1.1K |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Best chart rank | #6 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 99 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Freecloud Design, Inc. | Ignacio Schiefelbein |
Customer experience
Stack the States®
Number Run
User reviews
Stack the States®
From 2.2K App Store ratingsWhat we love
- 👍 No ads/tracking
- 👍 Fun and educational
- 👍 Helpful for learning states
- 👍 Nostalgic/childhood game
- 👍 Great for all ages
Room to improve
- 🐛 Capital drop glitch
- 🔍 Needs more content after completing all states
- 🔍 Difficulty level may be too high for younger kids
Number Run
From 1.1K App Store ratingsWhat we love
- 🚀 Simple and straightforward
- 👍 Fun and engaging way to learn math
- 👍 Great for kids and parents
- 👍 Helps improve math skills
- 👍 No ads or distractions
Room to improve
- ⏱️ Can be too fast-paced for some users
- 🔧 Could use more customization options
Bugs and requests
Stack the States®
Reported bugs
2 issues- Washington state mapping issue
- Battery drain when app returns to home screen
Requested features
7 requests- Ability to view completed states again
- Add more state facts/trivia
- Include background photos related to states
- Add a country-wide puzzle mode
- Option to turn off state faces
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- Add more mini-games
- Ability to transfer progress between devices
Number Run
Reported bugs
2 issues- Occasional crashes or freezes
- Issues with number entry on certain devices
Requested features
3 requests- Ability to adjust difficulty/speed settings
- Progress tracking for parents/teachers
- More variety of skins/characters
In-app purchases
Stack the States®
No in-app purchases
Number Run
No in-app purchases
Questions
Is Stack the States® free?
Is Number Run free?
Which has better reviews, Stack the States® or Number Run?
Do Stack the States® or Number Run have ads?
Which is updated more often, Stack the States® or Number Run?
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