# GuideDog Nav vs Sight

The clearest difference is update cadence: GuideDog Nav at every 3 weeks against Sight's every 2 months. GuideDog Nav also leads on iOS requirement (15.0 vs 26.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for GuideDog Nav against 5.0 for Sight. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

GuideDog Nav ships an update every 3 weeks, Sight every 2 months. The most recent releases landed on October 1, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | GuideDog Nav | Sight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/guidedog-nav/id6761731954/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/sight-detect-and-navigate/id6766085147/reviews) |
| Number of ratings | **3** | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 93 MB | 8 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Premkumar Krishnamurthy](https://appshunter.io/developer/1891140986) | [Kinshuk Sahni](https://appshunter.io/developer/1869074821) |

## What reviewers say

### GuideDog Nav

[App page](https://appshunter.io/ios/app/guidedog-nav/id6761731954)

This navigation assistant uses your iPhone's sensors and AI to detect obstacles, stairs, and hazards in real-time. It provides voice and haptic feedback to help blind and visually impaired individuals navigate safely. All processing is done on-device for enhanced privacy.

**Highlights:** Real-time obstacle detection, LiDAR distance sensing, AI object identification, Voice and haptic alerts, On-device processing, Voice command controls

**In-app purchases:** none


### Sight

[App page](https://appshunter.io/ios/app/sight-detect-and-navigate/id6766085147)

This navigation assistant uses LiDAR and your iPhone's camera to provide spoken guidance, haptic feedback, and obstacle detection for blind and low-vision users. It offers real-time environmental awareness and walking directions, functioning entirely offline once a route is set.

**Highlights:** LiDAR-based guidance, Spoken directions, Haptic feedback, Obstacle detection, Offline functionality, Object detection

**In-app purchases:** none


## Frequently asked questions

### Is GuideDog Nav free?

GuideDog Nav is free to download, with no in-app purchases.

### Is Sight free?

Sight is free to download, with no in-app purchases.

### Which has better reviews, GuideDog Nav or Sight?

GuideDog Nav and Sight are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.

### Do GuideDog Nav or Sight have ads?

Neither GuideDog Nav nor Sight shows ads.

### Which is updated more often, GuideDog Nav or Sight?

GuideDog Nav ships an update every 3 weeks, and Sight every 2 months. Most recently, GuideDog Nav was updated on October 1, 2026 and Sight on September 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*