# Merge Object Viewer vs EPview

The clearest difference is review sentiment: Merge Object Viewer at 48% against EPview's 0%. Merge Object Viewer also leads on rating (4.5 vs 3.2) and update cadence (monthly vs every 11 months). EPview's advantage is in-app purchases (none vs 4) and iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Merge Object Viewer sells 4 in-app purchases, starting at $9.99 per month. EPview asks for nothing beyond the download.

Merge Object Viewer holds the better App Store score, 4.5 against 3.2. That said, the two scores are not equally well evidenced: Merge Object Viewer has 390 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 48% of Merge Object Viewer's written reviews are positive against 0% of EPview's.

Merge Object Viewer ships an update monthly, EPview every 11 months. The most recent releases landed on August 12, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | Merge Object Viewer | EPview |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (390 ratings)](https://appshunter.io/ios/app/merge-object-viewer/id1367544362/reviews)** | [3.2 (12 ratings)](https://appshunter.io/ios/app/epview/id1372702702/reviews) |
| Number of ratings | **390** | 12 |
| Positive reviews | **48.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 11 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 414 MB | 37 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Merge Apps](https://appshunter.io/developer/1253049593) | [Evident Technology Center Europe GmbH](https://appshunter.io/developer/734337406) |

## What reviewers say

### Merge Object Viewer

[App page](https://appshunter.io/ios/app/merge-object-viewer/id1367544362)

Explore hundreds of 3D digital teaching aids with this app. Students can interact with models of rocks, mammals, cells, and more. The app also allows users to upload and view their own 3D objects on a compatible device.

**Highlights:** Hundreds of 3D teaching aids, Interactive 3D models, Learn about science and biology, Upload and view custom 3D objects, Hands-on digital learning

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Object Viewer Premium Monthly | $9.99 | per month |
| Merge EDU Individual | $9.99 | per month |
| Object Viewer Premium Annual | $99.99 | per year |
| Merge EDU Individual | $99.99 | per year |

**What reviewers like**

- 🚀 Engaging AR STEM tool
- 👍 Intuitive interface
- 👍 Seamless object merging
- 👍 Extensive file format support
- 👍 Convenient sharing options

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 Slow rendering/loading
- 🐛 Compatibility issues on older devices
- 🔒 Paywall for full access
- 🐛 Unstable login/account management

**Reported bugs**

- Objects not loading or displaying incorrectly
- App freezing or closing unexpectedly
- Labeling/annotation issues with 3D objects
- Compatibility problems on iPads and older iOS versions

**Requested features**

- Adjustable lighting for 3D objects
- Ability to snap objects together
- Camera button for capturing scenes
- Restore VR support
- More free 3D content options


### EPview

[App page](https://appshunter.io/ios/app/epview/id1372702702)

Stream high-resolution microscopic images and Full HD videos from your camera. Capture, annotate, and measure specimens, then share your findings. Ideal for creating a digital classroom experience for collaborative learning.

**Highlights:** Stream high-resolution images and Full HD videos, Take snapshots and make annotations, Perform measurements on specimens, Share images and videos, Connect up to six students simultaneously, Control EP50 camera on mobile device

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Merge Object Viewer free?

Merge Object Viewer is free to download, with in-app purchases available.

### Is EPview free?

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

### Which has better reviews, Merge Object Viewer or EPview?

Merge Object Viewer is rated higher. Merge Object Viewer averages 4.5 out of 5 from 390 ratings, while EPview averages 3.2 from 12 ratings.

### Do Merge Object Viewer or EPview have ads?

Neither Merge Object Viewer nor EPview shows ads.

### Which is updated more often, Merge Object Viewer or EPview?

Merge Object Viewer ships an update monthly, and EPview every 11 months. Most recently, Merge Object Viewer was updated on August 12, 2026 and EPview on August 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.*