1. Home
  2. Topics
  3. Calibration

Best Calibration Apps

250+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated October 2026

If you already know Bubble Level for iPhone, this is the deeper bench. 250+ calibration apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top Calibration Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Bubble Level for iPhoneBubble Level for iPhoneFree4.6★ (112K)YesYesOct 2026
2Calibrate - Metabolic HealthCalibrate - Metabolic HealthFree4.8★ (5.4K)NoNoOct 2026
3DV+ CalibrationDV+ CalibrationFree—NoNoSep 2026
4GasFlowMeter-Flow CalibrationGasFlowMeter-Flow CalibrationFree—YesNoMay 2026
5Internet-of-Crops® CalibrationInternet-of-Crops® CalibrationFree—NoNoMay 2026
6CAL CertCAL CertFree—NoNoJun 2026
7Ghost Camera Detector RadarGhost Camera Detector RadarFree4.3★ (55K)YesYesOct 2026
8DVS Camera CalibrationDVS Camera CalibrationFree—NoNoMay 2026

Top Picks for Calibration

Bubble Level for iPhone#1

Bubble Level for iPhone by Lemondo Apps LLc

+ Metal Detector & AR Ruler
Editor's Choice
🔧 Utilities
4.6😞(112K ratings)
FreeAdsIn-App Purchases
Bubble Level for iPhone screenshot 1
Bubble Level for iPhone screenshot 2
Bubble Level for iPhone screenshot 3
Bubble Level for iPhone screenshot 4
Bubble Level for iPhone screenshot 5
Bubble Level for iPhone screenshot 6

This app offers a suite of measurement and detection tools, including a bubble level for alignment, angle measurement, surface flatness checks, and metal detection. It also features an AR ruler for distance measurement and an inclinometer for off-road navigation.

What We Love

  • 🚀 Handy tool
  • 👍 Useful features
  • 🚀 Accurate readings
  • 👍 Reliable for leveling RVs and caravans

Room to Improve

  • 🐛 Inaccurate readings
  • 💩 Constant ads disrupting usage
  • 🤑 Paywall for full functionality
  • 🐛 Ads still present after paid upgrade
Calibrate - Metabolic Health#2

Calibrate - Metabolic Health by Calibrate Inc.

Weight Loss Results That Last
Strong Contender
💪 Health & Fitness
4.8😞(5.4K ratings)
Free
Calibrate - Metabolic Health screenshot 1
Calibrate - Metabolic Health screenshot 2
Calibrate - Metabolic Health screenshot 3
Calibrate - Metabolic Health screenshot 4
Calibrate - Metabolic Health screenshot 5
Calibrate - Metabolic Health screenshot 6

This app supports a comprehensive weight loss program focused on metabolic health. It provides access to clinician-prescribed medication, personalized video coaching, daily tracking tools, and educational content to foster sustainable lifestyle changes for long-term results.

What We Love

  • 🚀 Easy to use
  • 👍 Helpful coaching and support
  • 💡 Accountability and habit-building
  • 🚀 Responsive app
  • 👍 Comprehensive program
  • 🚀 Effective for weight loss

Room to Improve

  • 🐛 Buggy and glitchy app
  • 🔍 Poor customer service and communication
  • 🔍 Unresponsive support
  • 🔍 Difficult to access medical team
  • 🔍 Medication and insurance issues
  • 🔍 Lack of functionality in app

More Calibration apps to explore

Looking for something similar to calibration?

Explore related topics

battery calibration

FAQ about Calibration

What are the best calibration apps for iPhone?
Bubble Level for iPhone tops our calibration apps ranking as of October 2026, with a 4.6-star average from 112K App Store ratings, and it's free to download.
Yes — 20 of the top calibration apps we rank are free to download, including Bubble Level for iPhone and Calibrate - Metabolic Health.
Bubble Level for iPhone shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ calibration apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

Related searches

screen calibrationsensorcal: calibration logtv calibrationaudio calibrationwatch calibrationbattery calibrationmonitor calibrationcolor calibrationcontroller calibration