Low Vision Simulator vs JOS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Low Vision Simulator
Experience simulated visual impairments like blur, glare, and tunnel vision. This tool helps users understand and share low vision conditions, even capturing photos and videos during simulations. It offers remote control for adjusting effects while previewing.
- Simulates blur, glare, tunnel vision, central scotoma, nystagmus
- Reproduces complex visual situations
- Shareable low-vision settings
- Capture photos and videos during simulation
- Remote device connection for effect adjustment
- Supports iPhone and iPad
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This application simulates symptoms of low vision vision. It can reproduce blur, glare, tunnel vision, central scotoma and nystagmus. It can also simulate complex situations such as glare and tunnel vision at the same time. It allows users to share their low-vision settings and take photos and videos during the simulation. Additionally, it can connect remotely to another device to adjust the effects while previewing the simulation.
JOS
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JOS app allows you to overview the congress program and create your own personal itinerary. Download the mobile app in order to: + View the detailed congress program, complete with session descriptions and schedules. + Browse or search the full schedule of programs by day, type or title. + See the list of speakers and find the sessions they will present. + Plan your own personal program and organize your schedule during congress. + Receive the very latest congress updates.
Screenshots
Verdict
The clearest difference is update cadence: Low Vision Simulator at monthly against JOS's every 7 months. On price, ads, in-app purchases and device support 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.
Low Vision Simulator ships an update monthly, JOS every 7 months. Both last shipped on October 30, 2026.
| Parameter | Low Vision Simulator | JOS |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (3 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Monthly — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Yasushi Nakano | Japanese Ophthalmological Society |
In-app purchases
Low Vision Simulator
No in-app purchases
JOS
No in-app purchases
Questions
Is Low Vision Simulator free?
Is JOS free?
Do Low Vision Simulator or JOS have ads?
Which is updated more often, Low Vision Simulator or JOS?
Other comparisons
