Best Belt Tension Calculator Apps

250+ iOS apps curated and reviewed

4.3 avg rating
15 free apps
Updated October 2026

Every iPhone needs a few good belt tension calculator apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Belt Tension Calculator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Belt Tension CalculatorBelt Tension CalculatorFree—NoNoMay 2026
2Carbon Drive Belt Tension ToolCarbon Drive Belt Tension ToolFree2.7★ (21)NoNoOct 2026
3Tension Meter CompanionTension Meter CompanionFree—NoNoMay 2026
4Belty - Belt TunerBelty - Belt TunerFree5.0★ (5)NoNoOct 2026
5Belt & Pulley CalculatorBelt & Pulley Calculator$0.994.6★ (16)NoNoNov 2026
6Sling Tension CalculatorSling Tension Calculator$4.99—NoNoNov 2026
7Belt Length Calculator CalConBelt Length Calculator CalConFree—NoNoMay 2026
8Pulley Calculator EasyPulley Calculator EasyFree—NoNoJun 2026

Top Picks for Belt Tension Calculator

Carbon Drive Belt Tension Tool#2

Carbon Drive Belt Tension Tool by Gates Corporation

Gates Carbon Drive
Strong Contender
⚽ Sports
2.7(21 ratings)
Free
Carbon Drive Belt Tension Tool screenshot 1
Carbon Drive Belt Tension Tool screenshot 2
Carbon Drive Belt Tension Tool screenshot 3
Carbon Drive Belt Tension Tool screenshot 4

This app uses your phone's microphone to measure the sonic vibration frequency of a belt drive. It helps you determine if your bicycle belt tension needs adjustment by comparing the frequency to a provided chart. It also offers a calculator for bicycle belt drive parameters like speed ratio and center distance.

More Belt Tension Calculator apps to explore

FAQ about Belt Tension Calculator

Are there free belt tension calculator apps for iPhone?
Yes — 15 of the top belt tension calculator apps we rank are free to download, including Belt Tension Calculator and Carbon Drive Belt Tension Tool.
Belt Tension Calculator has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 250+ belt tension calculator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.