208+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our string tension meter list covers 208+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | Yes | Jul 2026 |
| 2 |  | Free | 5.0★ (2) | No | Yes | Aug 2026 |
| 3 |  | Free | 3.8★ (4) | No | Yes | Jun 2026 |
| 4 |  | $0.99 | 4.1★ (27) | No | Yes | Aug 2026 |
| 5 |  | $3.99 | 3.7★ (880) | No | No | Aug 2026 |
| 6 |  | Free | 4.4★ (7.5K) | Yes | Yes | Aug 2026 |
| 7 |  | Free | 4.5★ (14K) | Yes | Yes | Aug 2026 |
| 8 |  | Free | 3.4★ (99) | No | Yes | May 2026 |
This app uses your iPhone's microphone to measure the tension of your racquet strings. It tracks tension decay over time, offers personalized restring recommendations, and provides a comprehensive string toolkit for serious players.
This app analyzes your badminton racket's string tension using advanced audio frequency analysis. It provides instant measurements, real-time visualization, and detailed reports to help players and coaches optimize performance and control.
This application functions as a professional-grade sound level meter, measuring decibels (dB) with advanced DSP algorithms. It offers adjustable filters, decay rates, and ranges, and can be calibrated for accuracy. It supports both internal and external microphones for versatile sound measurement.
This app provides precise chromatic tuning for a wide range of instruments using your device's microphone. It features a unique note wheel interface and a responsive fine-tuning meter for accurate pitch detection. Advanced options include custom temperaments, transposition, and adjustable calibration for professional use.
This app offers precise tuning for a wide variety of string instruments, including guitars, ukuleles, violins, and cellos. It features smart tuning safeguards, chord learning games, and ear training exercises to enhance musical skills for all levels.
Transform your device into a versatile toolkit with a comprehensive suite of measuring instruments. This app offers a metronome, stopwatch, timer, ruler, level, and various sensors to assist with a wide range of tasks.
This app functions as a standalone reflective light meter or pairs with hardware for professional flash and color temperature measurements. It offers various modes for photography and videography, storing measurements with notes and location.
This app offers precise chromatic tuning for a wide range of musical instruments. It features an intuitive interface with a unique note wheel and tone generator, supporting various input modes for accurate tuning.
This app provides precise tuning for a wide variety of stringed instruments, including guitars, ukuleles, basses, and violins. It offers automatic and chromatic tuning modes, a metronome, and a chord library to aid musicians of all skill levels.
Measure, record, and analyze sound levels in your environment. This app offers precision metering, noise elimination tools, hearing protection features, and home audio calibration. It provides detailed reports and can be used with device microphones or external ones.
Measure and analyze ambient noise levels with a stylish interface. Capture photos with sound level data, and share or print your findings. Enhance analysis with advanced features like frequency weighting and chart recording through an in-app purchase.
Transform your device into a versatile measuring toolkit. It offers a comprehensive suite of 13+ tools including a barometer, altimeter, compass, metronome, stopwatch, timer, and various levels for diverse applications.
Transform your phone into a professional sound level meter to measure decibel and hertz levels in real-time. Track environmental noise, set custom alerts for safe sound thresholds, and log data for later review. Features include graphical analysis and calibration options for accuracy.
Calculate precise string tension in pounds for your guitar. Features a color-coded system to easily identify light and heavy tensions. Ideal for musicians seeking consistent tuning across multiple instruments and tunings.
This app connects to a wireless light and color meter via Bluetooth, displaying exposure, color temperature, and other light data on your smartphone. It helps photographers and videographers set accurate exposure and white balance for various camera types and lighting conditions.
Measure lengths and distances in the real world using your device's camera. Supports single line, chained measurements, and perimeter calculations. Customize measurements with different colors.
This utility measures and records wire pull data for running line tension. It allows users to save and send this information as required for their projects.
This application measures sound levels in decibels using your device's microphone. It displays current, peak, and maximum SPL levels, with options to save measurements and view historical data through a graph histogram. The app allows for self-calibration to ensure accuracy.
