202+ iOS apps & games curated and reviewed
With an average user rating of 3.7★, the number systems category is one of the App Store's strongest. Browse all 202+ apps and games we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | Yes | Aug 2026 |
| 2 |  | Free | 3.7★ (3.5K) | No | Yes | Aug 2026 |
| 3 |  | Free | 3.0★ (1) | No | No | Jul 2026 |
| 4 |  | Free | 4.2★ (5) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.7★ (2K) | No | Yes | Aug 2026 |
| 6 |  | $1.99 | — | No | No | Jul 2026 |
| 7 |  | Free | 1.0★ (1) | No | No | May 2026 |
| 8 |  | Free | — | No | No | May 2026 |
Easily find the real-time location of friends by request, even if they don't have the app installed. Get notifications when friends share their location and receive directions directly to them. Locate nearby devices using Bluetooth.
This utility app generates random numbers within a user-defined range. It's useful for fair selection in various scenarios, from business to education and daily life. Customize the layout, speed, and language for your needs.
Obtain a genuine second phone number for calls and texts without a SIM card. This service allows you to receive verification codes from popular apps and maintain complete privacy, separating your personal and professional communications.
Connect with friends and family globally through free video calls and messaging. This app also provides secondary phone numbers for private calling and texting, offering a secure and cost-effective communication solution.
Easily convert numbers between decimal, binary, hexadecimal, and octal systems. Supports conversion to and from any base.
Slide numbered tiles to arrange them in ascending order. This logic puzzle offers 7 levels of complexity and allows you to share your achievements on Game Center.
This app provides a virtual business phone system, allowing users to manage multiple local or toll-free numbers and extensions from their smartphone or tablet. It offers features like organized voicemail with transcription, customizable call routing, and team contact sharing, all without needing cellular data.
A number guessing game where players deduce a secret four-digit number. Earn points by correctly identifying digits in the number and their positions. The game continues until the secret number is fully guessed.
Engage in lifelike conversations with an AI virtual companion. Share photos and videos, and choose from multiple AI personalities for a personalized and dynamic chat experience.
Connect identical numbers by swiping vertically or horizontally to create higher values and achieve the highest score. This addictive puzzle game sharpens your mind and reflexes while offering offline play and global leaderboards.
Easily manage your HGS balance and top up credits using your vehicle's license plate or personal ID. View all your HGS products and make quick payments with a credit card. Also, inquire about highway vehicle inspections.
This app offers a collection of fun mini-games and randomizers to spark laughter and make decisions. It includes features like Spin the Bottle, coin flips, finger picking, number generation, and a decision maker, perfect for parties and group hangouts.
Collect digits to form the largest number and earn virtual currency. Use your earnings to construct new barracks and train soldiers for a strategic card battle game. Enjoy a unique blend of number collection and combat gameplay.
This app offers a second phone number for private communication and online verification. Make free international calls and texts, receive verification codes for various platforms, and protect your personal number with burner numbers.
Engage in a classic number matching puzzle game designed to sharpen your mind. Connect pairs of identical numbers or those that sum to ten to clear the board and achieve high scores. Enjoy a relaxing, stress-free experience with endless levels and rewarding collectibles.
This app provides a professional business phone system for small businesses, allowing users to manage calls, texts, and customer interactions from a single platform. It offers features like an auto-attendant, unified inbox, and AI-powered tools to enhance efficiency and customer service without needing a second phone.