Rounding vs JFK Challenge
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rounding
Practice rounding numbers with whole numbers and decimals. Adjust difficulty and place values in settings to master the game. This app makes learning math fun and engaging.
- Rounding whole numbers and decimals
- Multiple place values
- Customizable settings
- Skill mastery focus
- Engaging gameplay
Read full descriptionHide full description
Rounding- is a great way to test your rounding skills and have fun at the same time. Select the number of problems and other options in the "Settings" screen. Play until you master the game. 1) Rounding whole numbers and decimals 2) More place values If you like this app, please consider giving it a rating. Your support will help keep the updates coming! Thank you for your support!
JFK Challenge
Explore space missions and global aid efforts through interactive games. Kids can train for the Apollo 11 moon landing or serve as Peace Corps volunteers in Colombia, building essential infrastructure. Features kid-friendly animation, primary source materials, and personalized elements.
- Apollo 11 moon landing simulation
- Peace Corps volunteer activities
- Personalized photo integration
- Over 10 games and activities
- Archival primary sources
- Kid-friendly animation
Read full descriptionHide full description
Take the JFK Challenge – fly to the moon or help people around the world! This immersive app from the John F. Kennedy Presidential Library transports kids back in time to train for the Apollo 11 mission where they try on a space suit, steer a spacecraft, and land a crew safely on the moon. As Peace Corp volunteers, players travel to a village in Colombia to build hospitals, dig waterways for clean drinking water, and get to know the local culture. The app features fun, kid-friendly animation combined with primary sources from the JFK Library’s archives. Additional features: • Fully integrated iPad features and touch-screen interactivity • Personalized experience lets kids take their picture and appear in the game! • More than 10 games and activities • Multilayered, deeply engaging interface • Custom illustrations and animations • Narrated introductory videos for each mission • Archival photos, film footage, and audio clips Reading level: Upper Elementary and Middle School Watch our video at www.jfkchallenge.org To learn more about the John F. Kennedy Presidential Library and Museum, please visit us at www.jfklibrary.org.
Screenshots
Verdict
The clearest difference is rating: JFK Challenge at 4.9 against Rounding's 4.0. JFK Challenge also leads on in-app purchases (none vs 1) and ads (none vs shown). Rounding's advantage is device support (3 vs 1). On price, ratings volume and update cadence 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
Both are free to download. Rounding sells 1 one-off in-app purchase. JFK Challenge asks for nothing beyond the download.
JFK Challenge holds the better App Store score, 4.9 against 4.0. Both are backed by a comparable volume of ratings — 80 and 31 respectively. Written reviews point the same way: 64% of Rounding's written reviews are positive against 75% of JFK Challenge's.
Rounding ships an update every 12 months, JFK Challenge every 14 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.
| Parameter | Rounding | JFK Challenge |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (80 ratings) | 4.9 (31 ratings) — better |
| Positive reviews | 64.3% of reviews | 75.0% of reviews — better |
| Number of ratings | 80 — better | 31 |
| Update frequency | Every 12 months — better | Every 14 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 15.0 | 6.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 770 MB |
| Age rating | 4+ | 4+ |
| Developer | Horizon Business, Inc. | John Fitzgerald Kennedy Library Foundation Incorporated |
Customer experience
Rounding
JFK Challenge
In-app purchases
Rounding
- Remove Ads$4.99
JFK Challenge
No in-app purchases
Questions
Is Rounding free?
Is JFK Challenge free?
Which has better reviews, Rounding or JFK Challenge?
Do Rounding or JFK Challenge have ads?
Which is updated more often, Rounding or JFK Challenge?
Other comparisons
