249+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our string tension meter list covers 249+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | Yes | Aug 2026 |
| 2 |  | Free | 5.0★ (1) | Yes | No | Aug 2026 |
| 3 |  | Free | — | No | Yes | Aug 2026 |
| 4 |  | Free | 5.0★ (2) | No | No | May 2026 |
| 5 |  | Free | 3.8★ (4) | No | Yes | Jun 2026 |
| 6 |  | Free | — | No | No | May 2026 |
| 7 |  | Free | 3.0★ (2) | No | No | May 2026 |
| 8 |  | Free | — | No | No | May 2026 |
This app estimates your racquet's stringbed tension by analyzing the vibration frequency of a plucked string. Track tension changes over time for different racquets and receive reminders when it drops below your preferred level.
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.
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 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 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 app offers audio testing tools for music professionals. It helps calibrate speaker systems and improve room acoustics by measuring sound pressure and frequency response. Features include RTA, pink noise generation, and an SPL meter.
Instantly measure the tension of any tennis racket and string configuration with high accuracy. Input racket and string parameters, then gently tap the strings near your phone's microphone. Save configurations and measurements to history.
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.
This utility helps you tune various string instruments like guitars and basses. It plays each note in standard tuning, making it easy to achieve accurate pitch. The app is completely free to use.