Aira Vision Sim vs PedApp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Aira Vision Sim
This app simulates various eye diseases using your device's camera, overlaying filters to demonstrate how vision is affected. It aims to educate users about conditions like cataracts, glaucoma, and macular degeneration.
- Simulates common eye diseases
- Uses device camera for visual effects
- Overlays disease-specific filters
- Educates on 14 different eye conditions
- Supports visually impaired users
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Aira made an educational app to learn about different types of eye diseases. Our goal is to develop leading technology and services that help remove remaining barriers for the visually impaired, expanding their possibilities to live with greater confidence and independence. There are an estimated 28 million blind and low-vision people in the United States alone, ranging from lack of central vision to complete blindness. The app simulates the most common eye diseases by using the camera and overlaying filters. These are the diseases we currently support: 1. Bardet Biedle Syndrome (BBS) 2. Cataracts 3. Corneal Dystrophy 4. Diabetic Retinopathy 5. Glaucoma 6. Leber’s Congenital Amaurosis (LCA) 7. Leber Hereditary Optic Neuropathy (LHON) 8. Macular Degeneration 9. Neuromyelitis Optica (Devic’s Disease) 10. Optic Nerve Hypoplasia 11. Optic Neuritis (Neuropathy) 12. Retinal Detachment 13. Retinitis Pigmentosa (RP) 14. Stargardt Disease
PedApp
This app allows pedestrians to wirelessly activate crosswalk signals, providing audible cues for walk phases and clearance times. It offers enhanced features for visually impaired users, including APS identification and location.
- Wireless pedestrian signal actuation
- Audible walk and clearance phase indications
- Countdown timer for pedestrian clearance
- Identification and location of accessible pedestrian signals
- User selection of desired crossing
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The Polara PedApp is for all pedestrians to wirelessly push/actuate/place a pedestrian call/walk request. Compatible with Polara iNS Accessible Pedestrian Signals (APS). Enhanced features for visually impaired pedestrians include identification and location of APS. When activated App will alert pedestrian of nearby APS crossing and allow user to choose desired crossing. Corresponding APS's locate tone will increase in volume and APS will receive a push/actuation signal from the App to place a pedestrian call/walk request. The App can provide audible indications for Walk, Don't Walk, Pedestrian Clearance (including audible countdown if desired) phases.
Screenshots
Verdict
The clearest difference is update cadence: PedApp at every 8 months against Aira Vision Sim's every 26 months. PedApp also leads on rating (4.3 vs 4.1). Aira Vision Sim's advantage is review sentiment (67% vs 50%). 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.
PedApp holds the better App Store score, 4.3 against 4.1. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews complicate that: 67% of Aira Vision Sim's written reviews are positive against 50% of PedApp's, so the app with the better star average is not the one people write more warmly about.
Aira Vision Sim ships an update every 26 months, PedApp every 8 months. The most recent releases landed on October 4, 2026 and October 19, 2026 respectively.
| Parameter | Aira Vision Sim | PedApp |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (7 ratings) | 4.3 (4 ratings) — better |
| Positive reviews | 66.7% of reviews — better | 50.0% of reviews |
| Number of ratings | 7 — better | 4 |
| Update frequency | Every 26 months | Every 8 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 37 MB | 18 MB |
| Age rating | 17+ | 4+ |
| Developer | Aira Tech Corp | Polara Engineering, Inc. |
Customer experience
Aira Vision Sim
PedApp
In-app purchases
Aira Vision Sim
No in-app purchases
PedApp
No in-app purchases
