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Units Converter
Editor’s ChoiceA strong free pick for productivity on iPhone.
Pros
- The Ultimate Unit Converter & Physical Constants Reference
- Convert between 30+ categories with 200+ units instantly. Perfect for students, engineers, scientists, and professionals.
- 30+ conversion categories including Weight, Temperature, Distance, Speed, Volume, Energy, Pressure, and more
- 200+ units across all categories
Cons
- Some advanced features may need an in-app purchase.