E-Tuner 4+ app icon

Apps Like E-Tuner 4+ for iPhone and iPad

by Edelbrock Corp★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06

E-Tuner 4+ screenshots

Ranked alternatives

Showing 261–280 of 1,000 ranked alternatives.

  1. PCADSP app icon

    PCADSP

    Saga Audio Equipment Co., Ltd.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  1. GTRS app icon

    GTRS

    Shenzhen MOOER Audio Co., Ltd

    ★ 2.916 ratingsUtilitiesFreeData updated 2026-09-21
  2. Lambda Tuner app icon

    Lambda Tuner

    Johan Bjors

    PID controller tuning for industry processes.

    The app calculates PID controller parameters using the Lambda method for self-regulating and integrating loops. Users describe their process with four values and select a Lambda value to set controller reaction speed.

    ★ 3.33 ratingsUtilities$3.99Data updated 2026-10-12
  3. Engine Link - OBD II diagnosis app icon

    Engine Link - OBD II diagnosis

    K SOLUTION LLC

    Vehicle performance and diagnostics tool.

    The app turns an iPhone into a vehicle performance and diagnostics tool. It displays real-time car data, reads and clears fault codes, and offers customizable gauges.

    ★ 2.962 ratingsUtilities$5.99Data updated 2026-10-08
  4. tuner Y -metronome, amp & more app icon

    tuner Y -metronome, amp & more

    Yasar Bozdag

    Tune instruments with chromatic precision

    TunerY allows users to tune guitars, basses, ukuleles, and other instruments with a chromatic offering 0.01Hz accuracy. It includes a metronome and a personal amplifier with reverb, delay, and distortion effects.

    ★ 4.76 ratingsMusicFreeData updated 2026-09-06
  5. Violin Tuner Professional app icon

    Violin Tuner Professional

    Pedro Daniel Macalupu Cumpen

    Tune with precise frequency display

    Tune strings with real-time frequency display in Hz. Calibrate to multiple A frequencies. Load tuning instantly for quick adjustments. Provides visual feedback with LED indicators. Offers intuitive interface for easy use.

    ★ 4.134 ratingsMusic$14.99Data updated 2026-09-08
  6. Progression Ignition Tuner v2 app icon

    Progression Ignition Tuner v2

    Progression Ignition, LLC

    Edit timing, connect via Bluetooth, adjust RPM

    Tuning connects via Bluetooth to distributors. Enter parameters to create timing tables. Adjust timing, RPM, and MAP breakpoints using a touchscreen editor. Make changes while engine is on or off. Save and load multiple tables.

    ★ 4.914 ratingsUtilitiesFreeData updated 2026-09-06
  7. @Tuner app icon

    @Tuner

    Cleaveware Co.,ltd.

    ★ 1.01 ratingsMusic$2.99Data updated 2026-09-10
  8. The Snail app icon

    The Snail

    INST RECHER COORD ACOUST MUSICALE

    ★ 4.041 ratingsMusic$1.99Data updated 2026-09-24

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.