Light Detector vs LisNav
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Light Detector
This utility app converts light intensity into sound, allowing users to perceive their surroundings through audio cues. Point your device's camera at any light source to hear variations in pitch based on brightness. It's designed to assist users, particularly those who are blind, in navigating and understanding their environment.
- Converts light to sound
- Adjusts sound pitch by light intensity
- Assists visually impaired users
- Easy to use camera interface
- Portable environmental awareness tool
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Have you ever listened to light? With Light Detector, now you can! Light Detector transforms any natural or artificial light source it encounters into sound. Light Detector is easy to use! Just run the application and point your iPhone camera in any direction. You will hear a higher or lower sound depending on the intensity of the light. If you are blind, Light Detector helps you to be more independent in many daily activities. At home, point your iPhone towards the ceiling to understand where the light fixtures are and whether they are switched on. In a room, move the device along the wall to check if there is a window and where it is. You can find out whether the shades are drawn by moving the device up and down. Bring Light Detector with you to discover what is around you at the speed of light.
LisNav
This navigation app uses voice guidance and object detection to enhance awareness and independence for users. It offers route support, live exploration, and safety reporting to make travel more informed and confident.
- Voice guidance
- Live object detection
- Route planning and support
- Safety reporting tools
- Customizable audio settings
- Exploration of surroundings
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LisNav is an accessibility-first navigation companion designed to help people move through the world with more confidence, awareness, and independence. By combining voice guidance, live exploration, object detection, route support, and safety reporting, LisNav turns everyday travel into a more informed and supported experience. Use LisNav to explore your surroundings, search for destinations, preview routes, and receive spoken guidance tailored to your preferences. Live perception features help identify nearby objects and points of interest, while customizable voice settings and audio verbosity make the experience feel personal and easy to follow. Safety tools add another layer of reassurance by helping users stay aware of hazards and share important information about the environment around them. Whether you're navigating to a destination, exploring an unfamiliar area, or simply looking for a smarter audio-guided mobility experience, LisNav is built to make movement feel clearer, safer, and more empowering.
Screenshots
Verdict
The clearest difference is rating: Light Detector at 4.5 against LisNav's 4.0. Light Detector also leads on iOS requirement (7.0 vs 17.6). LisNav's advantage is update cadence (monthly vs every 12 months). On price, ratings volume, ads and in-app purchases 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.
Light Detector holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 8 and 12 respectively.
Light Detector ships an update every 12 months, LisNav monthly. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.
| Parameter | Light Detector | LisNav |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (8 ratings) — better | 4.0 (12 ratings) |
| Positive reviews | 81.6% of reviews | — |
| Number of ratings | 8 | 12 — better |
| Update frequency | Every 12 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 7.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 1 MB | 124 MB |
| Age rating | 4+ | 4+ |
| Developer | Retina Italia Onlus | KALEIDOSCOP REALITY, S.L. |
Customer experience
Light Detector
LisNav
In-app purchases
Light Detector
No in-app purchases
LisNav
No in-app purchases








