Best Conversion Calculator Scale Apps

244+ iOS apps curated and reviewed

4.4 avg rating
17 free apps
Updated November 2026

From beginner-friendly picks to power-user tools, our conversion calculator scale list covers 244+ iPhone apps updated through November 2026. Compare ratings, prices, and screenshots in one place.

Compare top Conversion Calculator Scale Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Scale Conversion CalculatorScale Conversion CalculatorFree4.5★ (4)NoNoMay 2026
2Conversion Calculator UnitsConversion Calculator UnitsFree4.7★ (5K)YesYesNov 2026
3Scale RatioScale RatioFree3.7★ (3)NoYesOct 2026
4Calculator: Unit ConverterCalculator: Unit ConverterFree5.0★ (1)YesNoAug 2026
5Model Scale CalculatorModel Scale CalculatorFree5.0★ (1)NoNoNov 2026
6CalculatorCalculator$1.994.0★ (1)NoNoAug 2026
7Metric Conversion toolMetric Conversion toolFree4.8★ (15K)YesNoNov 2026
8Calculator+ - Unit ConversionCalculator+ - Unit ConversionFree4.0★ (1)NoNoOct 2026

Top Picks for Conversion Calculator Scale

Conversion Calculator Units#2

Conversion Calculator Units by RV AppStudios LLC

Unit Conversion Calculator All
Strong Contender
🔧 Utilities
4.7😊(5K ratings)
FreeAdsIn-App Purchases
Conversion Calculator Units screenshot 1
Conversion Calculator Units screenshot 2
Conversion Calculator Units screenshot 3
Conversion Calculator Units screenshot 4
Conversion Calculator Units screenshot 5
Conversion Calculator Units screenshot 6

This app offers a simple and powerful way to convert between over 140 units across 12 categories. Easily switch between units, customize your experience with themes, and share your results.

What We Love

  • 👍 User-friendly
  • 🚀 Easy to use
  • 💡 Helpful for learning metric system
  • 👍 Great for conversions
  • 👍 Intuitive interface
  • 👍 Reliable and accurate

Room to Improve

  • 🐛 Ads disrupt usage
  • 🐛 Difficult to change units
  • 🐛 Lacks portrait mode
  • 🐛 Upside-down orientation issues
  • 🐛 Cluttered UI design
Scale Ratio#3

Scale Ratio by Adrien Brecheteau

For Architect, Modelist
Worth Considering
🔧 Utilities
3.7(3 ratings)
FreeIn-App Purchases
Scale Ratio screenshot 1
Scale Ratio screenshot 2
Scale Ratio screenshot 3

Easily convert distances between any scales for projects like architecture and model building. Input your measurements and desired scale to instantly calculate scaled distances.

More Conversion Calculator Scale apps to explore

FAQ about Conversion Calculator Scale

What are the best conversion calculator scale apps for iPhone?
Scale Conversion Calculator tops our conversion calculator scale apps ranking as of November 2026, with a 4.5-star average from 4 App Store ratings, and it's free to download.
Yes — 17 of the top conversion calculator scale apps we rank are free to download, including Scale Conversion Calculator and Conversion Calculator Units.
Scale Conversion Calculator has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 244+ conversion calculator scale apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.