Captioo vs Lock Tess
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Captioo
Quickly capture ideas, tasks, and follow-ups on the go. Send notes, images, and links directly to your email with a single tap. Configure predefined recipients and subjects for instant delivery.
- One-tap email sending
- Send notes and images
- Supports widgets
- Share links and text
- Customizable email settings
- Unlimited email sending
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Captioo is designed to be the fastest way to record your ideas, thoughts, tasks, and follow-ups when you're on the go. It is the easiest and fastest way to email something yourself so you will never forget things again. FREE APP ・Available for free forever CORE FEATURES AND BENEFITS ・Send notes to your email in one tap ・Send images from your Camera or Library in one tap ・Supports Widgets SHARE EXTENSION / ACTION EXTENSION ・Share a link from Safari in one tap ・Share a link from Chrome in one tap ・Share a text from a Website in one tap ・Share an image with one tap from the Action Extension EASY TO CONFIGURE ・Set predefined email addresses ・Set predefined subject prefix if desired ・Set predefined email signature if desired IMPORTANT ・Send an unlimited number of emails ・Notes are delivered to your email inbox instantly ・No data collected or shared with third parties, at all
Lock Tess
Enhance your car's lock sound with a variety of monstrous and satisfying audio options. Test with free sounds, then unlock a vast library and import your own custom audio files. Organize, share, and sync your sounds across all your devices with a single, one-time purchase.
- Over 30 built-in sound effects
- Import custom audio files (MP3, WAV, M4A, AIFF, FLAC)
- Sound trimming and selection
- Organize sounds with search, categories, and favorites
- iCloud Sync across iPhone, iPad, and Mac
- One-time purchase, no subscription
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Record your own voice as your car's lock sound, or choose from over 70 hand-picked sounds. 10 library sounds are free to try. Premium unlocks the full library, voice recording, and unlimited imports, plus iCloud sync across your devices. Lifetime unlock, 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, record your own, or import a file, then 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 70 hand-picked sounds ranging from funny to satisfying. Air horns, retro bleeps, dramatic stings, space missions, animal sounds, and more. --- RECORD YOUR OWN --- Say it yourself. Record straight into Lock Tess, watch the level as you go, and play it back before you keep it. Trim to the perfect moment and it's ready to use - no second app, no file converting, just you and your creativity. --- IMPORT ANY SOUND --- Found the perfect sound elsewhere? 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, drag along the waveform to pick exactly 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 and it disappears everywhere. Import on your iPhone and it appears on your Mac. Your sounds, always where you need them. --- NO SUBSCRIPTION EVER --- Lock Tess is free to try with 10 included sounds from the library. Unlock the full experience with a single payment. No monthly fees, no adverts, no subscriptions, no surprises. --- HOW IT WORKS --- Pick a sound from the library, record your own, or import a file Connect your car's USB drive to your device (USB C or Lightning adapter may be required) Tap Use - Lock Tess creates the LockChime.wav automatically Save to the root of 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 equipped with the Boombox feature and Pedestrian Warning System PWS speaker (from September 2020 onwards) - if your car has Boombox in the Toybox menu, you should be good to go. Before you purchase there are 10 free sounds to test the full process. --- FREE vs PREMIUM --- Free: 10 built-in sounds to try the experience Premium: Library of 70+ sounds, unlimited imports, voice recording, iCloud sync across all devices, plus organise and store efficiently with search, categories, favourites, trimmer, and more - lifetime unlock for all your devices Questions? Contact us at support@locktess.com
Screenshots
Verdict
The clearest difference is review sentiment: Lock Tess at 100% against Captioo's 25%. Lock Tess also leads on rating (5.0 vs 2.3) and device support. Captioo's advantage is in-app purchases (none vs 1) and ratings volume (4 vs 1). On price there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Lock Tess sells 1 one-off in-app purchase. Captioo asks for nothing beyond the download.
Lock Tess holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 25% of Captioo's written reviews are positive against 100% of Lock Tess's.
| Parameter | Captioo | Lock Tess |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (4 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 25.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 — better | 1 |
| Update frequency | — | Every 2 weeks |
| Ads | — | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | — | iPhone, iPad, Mac — better |
| Requires iOS | 12.2 — better | 17.6 |
| Further details — not scored | ||
| Size | 37 MB | 41 MB |
| Age rating | 17+ | 9+ |
| Developer | 808 inc. | Damian McGreevy |
Customer experience
Captioo
Lock Tess
In-app purchases
Captioo
No in-app purchases
Lock Tess
- Lock Tess Premium$2.99









