MobileDetect vs LETS Transmitter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MobileDetect
This app transforms your smartphone into a presumptive drug detection tool using specialized test pouches. It offers automated results in seconds for a wide range of substances, with features for report creation and sharing.
- Automated drug detection
- Detects multiple substances
- Non-visible residue testing
- Test reports with GPS and images
- Instant report sharing
- Tutorial mode and training videos
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MobileDetect Brings Automated Drug Detection to the Masses The revolutionary MobileDetect app converts your smartphone or tablet into a portable, presumptive drug detection tool. The app works with MobileDetect drug pouches which are innovative, highly accurate, low-cost test kits that use recognized National Institute of Justice chemical reagents to produce color reactions specific to different drugs. Substances Detected: • Fentanyl, Heroin, Cocaine, Methamphetamine • CBD and THC - Hemp, Marijuana, Vape, Edibles, Oils, more • Synthetics – K2, K3, Spice, Bath Salts, etc • Oxycodone and other over the counter substances • GHB, PCP, LSD and Mushrooms • Gunshot Residue Ultra-Simple and Safe Testing: 1. Simply remove the test swab from the MobileDetect pouch 2. Test the substance or area of interest with swab 3. Insert the swab back into the pouch 4. Break the chemical reagents in the pouch 5. Wait for the color reaction 6. Scan the pouch QR code with the MobileDetect app for automated results Features: • Automated detection results in seconds • Detect multiple drugs in one test pouch • Non-visible residue and bulk testing • Create test reports with GPS mapping, images, notes, time, date and more • Instantly share created test reports via email or text • Tutorial mode and HD training videos DetectaChem is constantly expanding MobileDetect Pouch offerings to keep up with the evolving detection needs. Visit www.DetectaChem.com for a full list of MobileDetect pouch offerings. For the first time ever, Raman chemical identification technology is now available on smart devices***, only with the MobileDetect App! THE APEX R7 RAMAN SPECTROMETER: - Unbeatable 24,000 substance library - Most affordable identification device available - Get accurate results in seconds - Absolutely no scan limits - Analysis and reporting on the MobileDetect App Welcome to effortless identification. *Requires MobileDetect Pouches for Automated Detection **Results obtained from the Mobile Detect system are presumptive only. *** Requires the APEX R7 Raman Spectrometer
LETS Transmitter
Record your daily experiences with private remote storage for videos and audio. Track your routes with location data and easily switch cameras or use the flash. Save and view your recordings later.
- Private remote storage
- Location tracking for routes
- Video or audio recording
- Background audio recording
- Log of recordings and routes
- Camera flash access
- Front/back camera switching
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Document your life and everyday experiences! With LETS Transmitter, you'll get your own private remote storage for every day videos that you create within the app. Save for viewing at a later time! You can record your daily adventures along with the location to the view the route you took and corresponding video later. Features: - Add location to your recording so you can view the corresponding route you took - Record video or audio only - Let audio continue in background (great for voiceovers and dictation) - View a log of your recordings and routes - Easy access to camera flash for night time or dark areas! - Switch between front and back camera without interrupting your recording!
Screenshots
Verdict
The clearest difference is rating: LETS Transmitter at 5.0 against MobileDetect's 4.4. LETS Transmitter also leads on update cadence (weekly vs every 5 weeks). MobileDetect's advantage is ratings volume (25 vs 1). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
LETS Transmitter holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: MobileDetect has 25 ratings behind it against 1, so its average is the more settled of the two.
MobileDetect ships an update every 5 weeks, LETS Transmitter weekly. The most recent releases landed on August 14, 2026 and September 7, 2026 respectively.
| Parameter | MobileDetect | LETS Transmitter |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (25 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 81.8% of reviews | — |
| Number of ratings | 25 — better | 1 |
| Update frequency | Every 5 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 206 MB | 38 MB |
| Age rating | 17+ | 4+ |
| Developer | DetectaChem, LLC | LETS - A Law Enforcement Technologies Corporation |
Customer experience
MobileDetect
LETS Transmitter
In-app purchases
MobileDetect
No in-app purchases
LETS Transmitter
No in-app purchases
Questions
Is MobileDetect free?
Is LETS Transmitter free?
Which has better reviews, MobileDetect or LETS Transmitter?
Do MobileDetect or LETS Transmitter have ads?
Which is updated more often, MobileDetect or LETS Transmitter?
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