Best CalcLab alternatives: apps like CalcLab: Smart Unit Converter

6+ similar apps compared and reviewed

4.4 avg rating
6 free apps
Updated October 2026

CalcLab is great, but it's not the only option. Explore 6+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to CalcLab

AllConvert: Image & Video Tool#2

AllConvert: Image & Video Tool by 赞 田

PNG, GIF, PDF & More
Strong Contender
🔧 Utilities
3.5😞(1.3K ratings)
FreeIn-App Purchases
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Easily convert your files to a wide range of formats including documents, ebooks, images, audio, and video. This app handles your media conversion needs quickly and securely, with files deleted from servers within 24 hours.

What We Love

  • 🚀 Fast, simple, and no quality loss
  • 🚀 Batch processing is a beast
  • 🚀 Handles video, audio, images, and docs

Room to Improve

  • 💰 Requires $20/week subscription
  • 🔒 Cannot access photos, so don't know how it works
  • 🐛 Slow app with no instructions on how to use it
  • 🐛 Doesn't work, keeps wanting new apps
  • 🐛 App doesn't work, waste of money
Storage Clean: Free Up Space#3

Storage Clean: Free Up Space by C-JM LIMITED

Photo Video Cleaner & Compress
Worth Considering
🔧 Utilities
4.5(1.1K ratings)
FreeIn-App Purchases
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This app helps you free up iPhone storage by intelligently cleaning duplicate contacts and similar photos. It uses AI to identify and remove redundant media, offering multiple cleaning modes and a simple interface for efficient device management.