Kello app icon

Apps Like Kello for iPhone and iPad

Analyze mechanical watch precision audibly.

The app analyzes mechanical watch precision by measuring the acoustic energy released as a "tick-tock" sound. It compares this sound against the iOS system clock to display timekeeping differences.

by Coldflower Design Corp.★ 2.85 ratingsUtilities$9.99Data updated 2026-09-15

Kello screenshots

Ranked alternatives

Showing 441–460 of 1,000 ranked alternatives.

  1. iFunctionGenerator app icon

    iFunctionGenerator

    Black Cat Systems

    Audio function generator for mobile devices.

    The app transforms a mobile device into an audio function generator. It allows for multiple generators with independent control over frequency, wave type, volume, and phase for precise audio output.

    ★ 4.49 ratingsUtilities$2.99Data updated 2026-09-10
  2. EQ Trainer app icon

    EQ Trainer

    Wilson Desimini

    Train ears with frequency bands

    Helps users identify specific frequency ranges through Sine wave or Pink Noise playback. Users adjust equalization settings to match target frequencies. Track progress with built-in exercises and feedback.

    ★ 3.89 ratingsMusicFreeData updated 2026-09-06
  1. Horolog app icon

    Horolog

    Eric Kunz

    Log watches, track rotation, manage collection

    Log daily watch usage by selecting a date and choosing your watch. Track multiple watches per day. View statistics like streaks and top-worn pieces. Manage a watch collection with photos, notes, and tags. Import data from CSV files.

    ★ 5.011 ratingsUtilitiesFreeData updated 2026-09-06
  2. NASCO Service Center app icon

    NASCO Service Center

    Bluerayws LLC

    Schedule appointments and track repair progress

    Book maintenance appointments for various services. View new offers and promotions. Ask experts questions. Locate centers. Track history. Request quotes for repairs. Schedule inspections and maintenance reminders.

    ★ 5.02 ratingsBusinessFreeData updated 2026-09-06
  3. WingBug app icon

    WingBug

    Straight & Level Technologies, LLC

    ★ 4.25 ratingsUtilitiesFreeData updated 2026-09-06
  4. M9 Scientific Calculator Graph app icon

    M9 Scientific Calculator Graph

    Himanshu Nag

    Edit equations, functions, calculate measurements

    Perform advanced calculations with formula editing and recalculation. Generate graphs for complex equations. Support for engineering and computations. Includes graphing capabilities for mathematical functions.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  5. ARTWIN app icon

    ARTWIN

    Artur Melikbekian

    ★ 0.00 ratingsBusinessFreeData updated 2026-09-06

How we rank alternatives

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