123\Tune+ app icon

Apps Like 123\Tune+ for iPhone and iPad

Adjust ignition curves via Bluetooth

Control your classic car's ignition system remotely via Bluetooth. Adjust and upload custom advance and vacuum curves.

by Albertronic B.V.★ 4.5247 ratingsUtilitiesFreeData updated 2026-09-09

123\Tune+ screenshots

Ranked alternatives

Showing 341–360 of 1,000 ranked alternatives.

  1. ALLMOTOR app icon

    ALLMOTOR

    AUTOTOOL TECHNOLOGY LIMITED COMPANY

    ★ 3.65 ratingsUtilitiesFreeData updated 2026-09-19
  1. Bezier app icon

    Bezier

    Patrick Min

    Create and modify cubic Bézier curves.

    The app allows users to create and modify cubic Bézier curves with up to four connected segments. It displays the convex hull and a C1 continuity hint for segment connections.

    ★ 3.222 ratingsEducationFreeData updated 2026-09-12
  2. Guitar tune - guitar tuner pro app icon

    Guitar tune - guitar tuner pro

    颖 巫

    Bluetooth guitar tuning made simple.

    The app uses a Bluetooth pickup system for precise guitar tuning. It offers multiple tuning modes and a sensitivity of 0.1 cent, providing clear sound reception even with background noise.

    ★ 5.02 ratingsMusicFreeData updated 2026-10-07
  3. smartGEM by Guardian Avionics app icon

    smartGEM by Guardian Avionics

    Co guardian llc

    View aircraft engine data live.

    The app connects to Guardian Avionics Model 454 for private aircraft. Pilots can view real-time engine instruments and receive live flight plan data, including time to distance and fuel required.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-10-28
  4. Greenheck Toolbox app icon

    Greenheck Toolbox

    Greenheck Fan Corporation

    Calculate fan laws and size ducts

    Fan Law Calculator allows users to input rpm, cfm, static pressure, and horsepower. Modifying one value recalculates the others. Ductulator helps size HVAC ducts by inputting shape, dimensions, air temperature, elevation, and roughness.

    ★ 3.03 ratingsUtilitiesFreeData updated 2026-09-08

How we rank alternatives

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