Best Conversion Calculator Scale Apps

244+ iOS apps curated and reviewed

4.6 avg rating
17 free apps
Updated October 2026

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

Compare top Conversion Calculator Scale Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Scale Conversion CalculatorScale Conversion CalculatorFree4.5★ (4)NoNoMay 2026
2Conversion Calculator UnitsConversion Calculator UnitsFree4.7★ (5K)YesYesOct 2026
3Scale-o-TronScale-o-Tron$2.995.0★ (4)NoNoMay 2026
4Metric Conversion toolMetric Conversion toolFree4.8★ (15K)NoNoSep 2026
5Unit Converter - Best Unit AppUnit Converter - Best Unit AppFree4.8★ (193K)YesYesOct 2026
6Convert Any Unit LiteConvert Any Unit LiteFree4.7★ (48K)YesNoOct 2026
7Unit Converter, 50+ CalculatorUnit Converter, 50+ CalculatorFree4.3★ (53)NoYesMay 2026
8Scale RatioScale RatioFree3.7★ (3)NoYesAug 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-o-Tron#3

Scale-o-Tron by Mizmovac, Inc

Scale and Unit Calculator
Worth Considering
📊 Productivity
5.0(4 ratings)
$2.99
Scale-o-Tron screenshot 1
Scale-o-Tron screenshot 2
Scale-o-Tron screenshot 3
Scale-o-Tron screenshot 4

This tool simplifies scaling and unit conversions for creators. It offers a vast library of scales and units, allowing for seamless adjustments and precise calculations. Customize the interface to match your workflow and focus on your projects.

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 October 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 October 2026.
We track 244+ conversion calculator scale apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.