# DigiColor Calculator > Color-coded calculator to prevent number transposition errors. (iPhone/iPad app by Mobile Application Solutions, Inc..) - Source: https://appshunter.io/ios/app/digicolor-calculator/id1114546406 (this page in markdown: same URL + `.md`) - Developer: [Mobile Application Solutions, Inc.](https://appshunter.io/developer/1114546405) - Category: Finance - Price: Free - Rating: 5.00/5 from 4 App Store ratings · 2 written reviews indexed - Age rating: 4+ - Requires: iOS 8.0 · 10 MB - Languages: Danish, Dutch, English, Finnish, French, German, Italian, Japanese, Korean, Portuguese and 7 more - Released: 2016-06-21 - Data updated: 2026-06-25 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/digicolor-calculator/id1114546406/reviews.md ## What is DigiColor Calculator? DigiColor calculator is designed to avoid the transposition of numbers when reading calculation results and entering calculation inputs. If at times you mix up numbers or get them out of order then this calculator is made especially with you in mind. Moreover, DigiColor’s colorful nature is aesthetically pleasing and combined with its other features make it fun and useful for everyone. DigiColor strengthens your visual recognition of each digit using its shape together with a color of your choosing. Further enhance your recognition by adding a shadow effect to the displayed numbers. We have selected an initial set of colors with the shadow effect turned on. Simply go to Settings to customize the colors and shadow effect to fit what works best for you. On a personal note, DigiColor Calculator was conceived by my son, Calvin, to help him in his professional career. My team of developers built this app for his benefit and for those with similar challenges. It is available for Free. So, give it a try. Our in-app purchase offers: 1. expanded Calculation History from five to two hundred entries 2. activates "Pin" feature to keep important calculations at top of History 3. eliminates ads for those who prefer not to see them. If this app helps you - Please help us with favorable ratings, email us with suggestions for improvements and like us on Facebook. Most importantly, share with your friends and family. Thank you! ## Key features - Color-coded digits for visual recognition - Customizable colors and shadow effects - Helps prevent number transposition - Aesthetically pleasing design - Expanded calculation history (in-app purchase) - Pin important calculations (in-app purchase) ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/digicolor-calculator/id1114546406/reviews.md ### 5/5 — Useful and Charitable *2017-06-01* Very useful! The colors make seeing numbers on a screen much, much easier. Also love that they donate 25% of your purchase to charity. ### 5/5 — Amazing! *2017-05-26* This app is super helpful. I love how colorful everything is. It makes calculators so much easier to use!! ## Frequently asked questions about DigiColor Calculator ### How does DigiColor Calculator help prevent number transposition? DigiColor Calculator assigns a unique color to each digit, strengthening visual recognition of their shapes. This color-coding makes it easier to distinguish between similar-looking numbers and reduces the likelihood of transposing them during input or when reading results. ### Can I customize the colors in DigiColor Calculator? Yes, you can customize the colors and shadow effects for each digit in the app's Settings. This allows you to tailor the visual experience to what works best for your personal recognition needs. ### What are the in-app purchases for DigiColor Calculator? The in-app purchases offer an expanded calculation history from five to two hundred entries, a 'Pin' feature to keep important calculations at the top of history, and an option to eliminate ads. ### Is DigiColor Calculator suitable for users with dyslexia or similar challenges? The app was conceived to help individuals who mix up numbers, suggesting it can be beneficial for those with challenges like dyslexia or dyscalculia. The visual aids are designed to improve number recognition and reduce errors. ### What is the update frequency for DigiColor Calculator? The latest version, 2.1, was released on August 3, 2018. While the app hasn't been updated recently, its core functionality is stable and designed for long-term use. ### What devices is DigiColor Calculator available on? The provided data does not specify device compatibility beyond general mobile application availability. However, it is typically available on Android and iOS devices. ### What is the age rating for DigiColor Calculator? DigiColor Calculator has an age rating of 4+. This indicates it is suitable for children and adults, with no mature content. ### Does DigiColor Calculator have ads? The app offers an in-app purchase to eliminate advertisements for users who prefer an ad-free experience. This implies that the free version of the app contains advertisements. ## Version history (last 1 release) ### 2.1 — 2018-08-03 This update from Apple will improve the functionality of this app. No new features are included. - Removed full screen Ad. ## More apps by Mobile Application Solutions, Inc. - [Southpaw Calculator](https://appshunter.io/ios/app/southpaw-calculator/id1119466301) All apps by Mobile Application Solutions, Inc.: https://appshunter.io/developer/1114546405 --- *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 2026-06-25.*