# BOB Shrine vs EchoVision

The clearest difference is update cadence: BOB Shrine at every 11 days against EchoVision's every 2 months. BOB Shrine also leads on review sentiment (100% vs 83%) and ratings volume (14 vs 2). On price, rating, ads and in-app purchases 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 — 4.9 for BOB Shrine against 5.0 for EchoVision. That said, the two scores are not equally well evidenced: BOB Shrine has 14 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 100% of BOB Shrine's written reviews are positive against 83% of EchoVision's.

BOB Shrine ships an update every 11 days, EchoVision every 2 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BOB Shrine | EchoVision |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (14 ratings)](https://appshunter.io/ios/app/bob-shrine/id1450014502/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/echovision/id6499540865/reviews)** |
| Number of ratings | **14** | 2 |
| Positive reviews | **100.0% of reviews** | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 87 MB | 90 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Ian Cheng](https://appshunter.io/developer/1028910280) | [Holo Interactive](https://appshunter.io/developer/1652143524) |

## What reviewers say

### BOB Shrine

[App page](https://appshunter.io/ios/app/bob-shrine/id1450014502)

Create offerings for an AI creature named BOB, inspired by an art installation. Name your shrine, select offerings, and add lessons. The app automates the production of your offerings as stimuli for BOB to experience.

**Highlights:** Create offerings for AI creature BOB, Name and customize your shrine, Choose from a variety of offerings, Caption offerings with parental lessons, Automated stimulus production for BOB, Experience an interactive art installation

**Features:** macOS Compatibility

**In-app purchases:** none


### EchoVision

[App page](https://appshunter.io/ios/app/echovision/id6499540865)

Experience the world through the eyes of a bat with this mixed reality art installation. Using a bat-shaped mask and your smartphone's LiDAR, visualize echoes and understand echolocation. It offers a unique perspective on non-human sensory perception and promotes ecological appreciation.

**Highlights:** Simulates bat echolocation, Mixed reality art experience, Handheld bat-shaped masks, Smartphone LiDAR integration, Visualizes propagating echoes, Promotes ecocentric design perspective

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BOB Shrine free?

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

### Is EchoVision free?

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

### Which has better reviews, BOB Shrine or EchoVision?

EchoVision is rated higher. BOB Shrine averages 4.9 out of 5 from 14 ratings, while EchoVision averages 5.0 from 2 ratings.

### Do BOB Shrine or EchoVision have ads?

Neither BOB Shrine nor EchoVision shows ads.

### Which is updated more often, BOB Shrine or EchoVision?

BOB Shrine ships an update every 11 days, and EchoVision every 2 months. Most recently, BOB Shrine was updated on October 29, 2026 and EchoVision on October 24, 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.*