Comparison

Unitio vs Calculator Ultra

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Unitio

Features
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Unitio – Smart Unit Converter & Calculator Unitio is a powerful and intuitive unit conversion app designed for students, engineers, professionals, travelers, and anyone who works with measurements daily. Whether you need quick conversions, live currency exchange rates, or complex calculations with mixed units, Unitio delivers accurate results instantly. Free Features: Converter Convert units across multiple categories with precision and clarity. Supported categories include: β€’ Length β€’ Area β€’ Volume β€’ Mass β€’ Torque β€’ Time β€’ Number Format β€’ Speed β€’ Energy β€’ Network Bandwidth β€’ Pressure β€’ Temperature β€’ Speed β€’ Illuminance β€’ Force β€’ Density β€’ Frequency ... and more Switch between units effortlessly and get instant, reliable results. Currency Converter Convert global currencies quickly using up-to-date exchange rates. Stay informed with a convenient watchlist that lets you monitor your most important currencies at a glance. Free users can save up to 3 currencies on their watchlist. Premium users can track unlimited currencies. Perfect for travellers, international shoppers, and anyone working across different currencies. Premium Features: Calculator (Mixed-Unit Equations) Go beyond basic conversion. With Unitio’s built-in calculator, you can input equations that contain different units and compute the result in your desired unit. Unitio automatically handles unit normalization and dimensional consistency β€” so you don’t have to. Perfect for real-world problems in engineering, construction, physics, and everyday use. Unlimited Currency on conversion watchlist Subscription: - You can subscribe for Pro account with access to all categories for unit conversion, unlimited currency watchlist, calculator, and removal of all ads so you can enjoy the smoothest experience with Unitio. - Subscription options are Weekly, Monthly and Yearly with 3 days of free trial. - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. - Payment will be charged to your Apple ID account at confirmation of purchase. Why Unitio? β€’ Clean, distraction-free interface β€’ High precision calculations β€’ Fast and lightweight β€’ Designed for accuracy and reliability β€’ Built for both quick conversions and complex equations Unitio simplifies measurements β€” so you can focus on what matters. Privacy Policy: https://toxicjstudio.com/privacy-policy Term of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Calculator Ultra

Features
Read full description

Calculator Ultra is a fast, accessible calculator designed for everyday use. CALCULATE WITH CONFIDENCE β€’ Large, easy-to-tap keys β€’ Live expression and result display β€’ Memory functions, percentages, sign changes, and scientific tools β€’ Calculation history with notes MORE THAN A CALCULATOR β€’ Convert units and currencies β€’ Calculate durations and date differences β€’ Use the interactive Home Screen widget β€’ Work in portrait or a dedicated landscape layout β€’ Everyday calculations work offline; currency rates refresh online when available MAKE IT YOURS β€’ Four polished themes stored on your device β€’ Midnight, Graphite, Porcelain, and Forest styles β€’ Consistent colors throughout the interface BUILT FOR EVERYONE β€’ English is the default language β€’ Supports Thai, Spanish, French, German, Japanese, Korean, Simplified Chinese, and Arabic β€’ VoiceOver-friendly labels and right-to-left layout support No account or sign-in is required.

Screenshots

Unitio4 screens
Calculator Ultra3 screens

Verdict

The call

The clearest difference is in-app purchases: Calculator Ultra at none against Unitio's 3. Calculator Ultra also leads on ads (none vs shown). Unitio's advantage is iOS requirement (15.1 vs 17.0). On price and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Unitio sells 3 in-app purchases, starting at $1.99 per 7 days. Calculator Ultra asks for nothing beyond the download.

Scorecard3 real differences Β· 3 level
Unitio versus Calculator Ultra: the parameters behind the verdict, then further details
ParameterUnitioCalculator Ultra
PriceFreeFree
Update frequencyEvery 5 daysβ€”
AdsYesNo β€” better
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS15.1 β€” better17.0
Further details β€” not scored
Size44 MB4 MB
Age rating4+4+
DeveloperKin Man Leungphakin chatngamapichat

In-app purchases

3 purchases

Unitio

Subscriptions3
  • UnitioPro$1.997 Days
  • UnitioPro$3.991 Month
  • UnitioPro3 Days trial$24.991 Year
None

Calculator Ultra

No in-app purchases

Questions

Is Unitio free?
Unitio is free to download, with in-app purchases available.
Is Calculator Ultra free?
Calculator Ultra is free to download, with no in-app purchases.
Do Unitio or Calculator Ultra have ads?
Unitio shows ads; Calculator Ultra does not.

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