# Integrate Viewer vs D2Eduline

The clearest difference is in-app purchases: Integrate Viewer at none against D2Eduline's 10. Integrate Viewer also leads on iOS requirement (11.0 vs 15.5). D2Eduline's advantage is update cadence (every 4 months vs every 48 months). On price, ads and device support there is nothing between them.

Both are free to download. D2Eduline sells 10 one-off in-app purchases. Integrate Viewer asks for nothing beyond the download.

Integrate Viewer ships an update every 48 months, D2Eduline every 4 months. The most recent releases landed on October 6, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Integrate Viewer | D2Eduline |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 4 months** |
| Size | 1.1 GB | 146 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Woongjin Compass, Co., Ltd.](https://appshunter.io/developer/393294989) | [Online Learning](https://appshunter.io/developer/1790866777) |

## What reviewers say

### Integrate Viewer

[App page](https://appshunter.io/ios/app/integrate-viewer/id1525664643)

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

**In-app purchases:** none


### D2Eduline

[App page](https://appshunter.io/ios/app/d2eduline/id6476032722)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AR | $29.99 | one-time |
| Package - AV | $34.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - AY | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - AZ | $39.99 | one-time |
| Package - AX | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BG | $49.99 | one-time |


## Frequently asked questions

### Is Integrate Viewer free?

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

### Is D2Eduline free?

D2Eduline is free to download, with in-app purchases available.

### Do Integrate Viewer or D2Eduline have ads?

Neither Integrate Viewer nor D2Eduline shows ads.

### Which is updated more often, Integrate Viewer or D2Eduline?

Integrate Viewer ships an update every 48 months, and D2Eduline every 4 months. Most recently, Integrate Viewer was updated on October 6, 2026 and D2Eduline on September 27, 2026.

---

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