# Crimbo Calcs - Quick Math Competitive Challenge > Fast-paced math quiz game for quick decision-making and competitive scoring. (iPhone/iPad app by Nicola Quinn.) - Source: https://appshunter.io/ios/app/crimbo-calcs-quick-math-competitive-challenge/id946754671 (this page in markdown: same URL + `.md`) - Developer: [Nicola Quinn](https://appshunter.io/developer/933528178) - Category: Games, Entertainment, Family - Price: Free - Rating: 5.00/5 from 1 App Store ratings · 5 written reviews indexed - Age rating: 4+ - Requires: iOS 8.4 · 11 MB - Languages: American English - Released: 2014-12-13 - Data updated: 2026-06-11 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/crimbo-calcs-quick-math-competitive-challenge/id946754671/reviews.md ## What is Crimbo Calcs? Pick the right answer against the clock. The sums look easy but are you quick enough? Fun and challenging game for all the family at Christmas. Addictive and educational. See how high you can score and challenge friends and family via the Game Center. How to Play - Hit the tick if you think the answer is right or choose the cross if you think the answer is wrong. It's that simple, though you'll have to be fast! Enjoy the game. ## Key features - Timed math challenges - True/False answer selection - High score tracking - Game Center integration - Family-friendly gameplay - Educational math practice ## Recent user reviews (5 of 5) All indexed reviews: https://appshunter.io/ios/app/crimbo-calcs-quick-math-competitive-challenge/id946754671/reviews.md ### 5/5 — Na *2014-12-30, version 1.1* Great game. It is really helping the kids with their maths Love it ### 5/5 — Nice little maths test *2014-12-19, version 1.0* Good one for the young kids or to test how alert us old people are !!!!! ### 5/5 — Helps to keep you sharp *2014-12-17, version 1.0* Great app for all ages. Downloaded this for my son (age 7) but wound up playing it for hours myself. Loads of fun and highly addictive. Fantastic for waking you up and keeping you sharp. ### 4/5 — Great Fun *2014-12-16, version 1.0* I got it for my young nephew, but have been having fun seeing how high a score i can get. It’s a great way to while away time while one the phone. ### 5/5 — Keeping my kids busy & they're lee arming math too! *2014-12-15* I was waiting for my car to be serviced. Had my kids with me and they could not sit still. My brother told me that his son's teacher recommended this game, so I download it now. My kids played it for over 30 minutes without so much as a peep out of them. Learning math and sitting still until our car was done! Woo Hoo!!! Recommend this to anyone with elementary age kids. ## Frequently asked questions about Crimbo Calcs ### What is Crimbo Calcs? Crimbo Calcs is a fast-paced math game where players must quickly determine if a given sum is correct or incorrect against the clock. It's designed to be fun, educational, and challenging for all ages. ### How do you play Crimbo Calcs? To play, you tap the tick if you believe the answer to the sum is correct, or the cross if you think it's wrong. Speed and accuracy are key to achieving a high score. ### Is Crimbo Calcs free to play? Yes, Crimbo Calcs is completely free to download and play. It does not feature any in-app purchases or advertisements. ### Can I play Crimbo Calcs offline? The description does not specify offline play capabilities. However, Game Center integration suggests an internet connection may be required for challenges and score sharing. ### Does Crimbo Calcs have ads? No, Crimbo Calcs is ad-free. The app is free to download and play without any advertisements interrupting the gameplay. ### What devices is Crimbo Calcs available on? Crimbo Calcs is available on iPhone, iPad, and iPod touch devices. ### How often is Crimbo Calcs updated? The latest version, 1.2, was released on December 22, 2015. The app was originally released on December 13, 2014, indicating infrequent updates. ### What is the age rating for Crimbo Calcs? Crimbo Calcs has an age rating of 4+, making it suitable for young children and families. ## Version history (last 3 releases) ### 1.2 — 2015-12-22 This app has been updated by Apple to display the Apple Watch app icon. More challenges ### 1.1 — 2014-12-29 Ratings link fixed ### 1.0 — 2014-12-13 No release notes. ## Apps similar to Crimbo Calcs | App | Rating | Price | Category | | --- | --- | --- | --- | | [Christmas Eve Puzzle](https://appshunter.io/ios/app/christmas-eve-puzzle/id6444788969) | 4.8 (17) | Free | Games | | [Christmas Games Santa](https://appshunter.io/ios/app/christmas-games-santa/id1660626290) | — | Free | Games | | [Word with Friends](https://appshunter.io/ios/app/word-with-friends/id1404876135) | 3.8 (4) | Free | Games | | [Forestpals Spring](https://appshunter.io/ios/app/forestpals-spring/id840220102) | — | $1.99 | Games | | [Christmas Game: Santa Workshop](https://appshunter.io/ios/app/christmas-game-santa-workshop/id931209006) | 3.6 (55) | Free | Games | | [Supermarket Simulator Games](https://appshunter.io/ios/app/supermarket-simulator-games/id1625840485) | 5.0 (11) | Free | Games | ## More apps by Nicola Quinn - [Jumpy Jack Santa Rescues Christmas Prizes](https://appshunter.io/ios/app/jumpy-jack-santa-rescues-christmas-prizes/id937119452) - [Sci-Fi Movie Word Search Unlimited Free Puzzle](https://appshunter.io/ios/app/sci-fi-movie-word-search-unlimited-free-puzzle/id961355808) - [Kitty Do You Love Me?](https://appshunter.io/ios/app/kitty-do-you-love-me/id1007216708) - [Donny Degu](https://appshunter.io/ios/app/donny-degu/id1106327633) - [Degu Dash](https://appshunter.io/ios/app/degu-dash/id1112442099) All apps by Nicola Quinn: https://appshunter.io/developer/933528178 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-11.*