About this app
A clean, powerful calculator for everyday and advanced use, now with iCloud sync. This app is designed to make calculations fast, reliable, and effortless across all your Apple devices. Features: • iCloud synchronization: your history and favorites are available on iPhone, iPad, and Mac • Basic and scientific modes • Fraction support for precise calculations • Customizable themes to match your style • Smart history for quick reference Everything you need in a calculator, always in sync and ready to go. Go Premium to unlock: - Complete calculation history - Extended history for fraction calculations - 100% ad-free experience Subscription payments will be charged to your App Store account upon confirmation of your purchase. Subscriptions will automatically renew and you will be charged unless auto-renew is turned off or unless you cancel at least 24 hours prior to the end of the current subscription or trial period. Any unused portion of a free trial period will be forfeited when you purchase a premium subscription during the free trial period. The cost of renewal depends on the Subscription Plan you choose. Subscriptions and auto-renewal may be managed by going to Account Settings after purchase or by contacting Customer Support. Privacy Policy: https://retenica.com/privacy_policy Terms: https://retenica.com/terms_of_use
Latest release
What’s New
• iCloud sync added: your history and favorites are now shared across all devices • Performance improvements • Minor bug fixes
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 19, 2026 · 10:14 AM Free
Screenshots
