Lock Tess

A monstrous lock sound upgrade

Free · In‑App Purchases

Your car, a monster lock sound! Unlock premium for over 30 sounds, plus import your own to organise, manage, share, and sync your perfect collection. No subscriptions! Give your car a monster lock sound. Test with 2 sounds, then unlock premium to choose from over 30 sounds, import your own, favourite, categorise, rename, share, sync and more. One app with a one-time unlock, for all your lock sounds. No subscription - ever Lock Tess lets you customise your car's lock sound in seconds - all from your iPhone, iPad, or Mac. Simply pick a sound from our built-in library or import your own, connect your USB drive to your iPhone, iPad or Mac, and tap Use. Lock Tess handles all the technical stuff automatically, creating the correctly named file your car needs. Plug the USB back into your glovebox USB port, enable USB as the sound in Boombox settings, and enjoy your new lock sound every time you walk away from your car. --- SOUND LIBRARY --- Over 30 hand-picked sounds ranging from funny to satisfying. Air horns, retro bleeps, dramatic stings, animal sounds and more. --- IMPORT ANY SOUND --- Found the perfect sound? Import it, Lock Tess accepts MP3, WAV, M4A, AIFF and FLAC files, automatically compressing, converting, and renaming to the exact format your car needs. Plus, for longer sounds, choose which part you want to use. --- ORGANISE YOUR SOUNDS --- Store all your lock sounds in one place. Search, filter, rename and categorise your sounds, mark your favourites for quick access, and share your sounds with friends via AirDrop, Messages and more. --- YOUR SOUNDS, EVERYWHERE --- Lock Tess works beautifully on iPhone, iPad and Mac. Unlock once and use everywhere. With iCloud Sync, your imported sounds automatically back up to iCloud and stay in sync across all your devices. Delete on one device, it disappears everywhere. Import on your iPhone, it appears on your Mac. Your sounds, always where you need them. --- NO SUBSCRIPTION EVER --- Lock Tess is free to try with the two included sounds. Then unlock the full experience with a single one-time payment. No monthly fees, no adverts, no surprises. --- HOW IT WORKS --- Pick a sound from the library or import your own Connect your USB drive via an adapter Tap Use - Lock Tess creates the LockChime.wav automatically Save to the USB, then plug back into the glovebox USB port Enable in Toybox - Boombox - Lock Sound - USB Enjoy your new lock sound! --- COMPATIBLE CARS --- Compatible with most Tesla cars that are equipped with the Boombox feature and Pedestrian Warning System PWS speaker (usually from 2019 onwards) - if your car has Boombox in the Toybox menu, you should be good to go. Before you purchase there are 2 free sounds to test the full process. --- FREE vs PREMIUM --- Free: 2 built-in sounds to try the experience Premium: Library of 30+ sounds, unlimited imports, iCloud sync across all devices, plus organise and store efficiently with search, categories, favourites, trimmer and more - one-time purchase for all your devices Questions? Contact us at support@locktess.com

Ratings & Reviews

  • 5.0
    out of 5
    1 Ratings

Your sounds, everywhere. v1.2 brings iCloud sync to Lock Tess - your imported sounds now automatically back up to iCloud and stay in sync across all your devices. iCloud Sync - imported sounds backed up and synced across iPhone, iPad and Mac automatically Recently Deleted - accidentally deleted a sound? It's kept safely for 30 days so you can restore it Smart duplicate detection - Lock Tess spots when the same sound exists across devices and helps you tidy up

Version 1.2

The developer, Damian McGreevy, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • Damian McGreevy
    Size
    • 19.5 MB
    Category
    • Utilities
    Compatibility
    Requires iOS 17.6 or later.
    • iPhone
      Requires iOS 17.6 or later.
    • iPad
      Requires iPadOS 17.6 or later.
    • Mac
      Requires macOS 14.6 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2026 Damian McGreevy
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Some in-app purchases and subscriptions may be shareable with your family group when Family Sharing is enabled. Learn More

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