# iProject Viewer vs TechBench HVAC

The clearest difference is device support: iProject Viewer at 3 against TechBench HVAC's 1. iProject Viewer also leads on iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. iProject Viewer sells 2 in-app purchases, starting at $19.99 per year and TechBench HVAC sells 2 in-app purchases, starting at $49.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | iProject Viewer | TechBench HVAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (17 ratings)](https://appshunter.io/ios/app/iproject-viewer/id463199295/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 25.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 95 MB | 3 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Housatonic.com](https://appshunter.io/developer/463199298) | [NEXASPHERE INC.](https://appshunter.io/developer/1896131470) |

## What reviewers say

### iProject Viewer

[App page](https://appshunter.io/ios/app/iproject-viewer/id463199295)

View, edit, and create Microsoft Project plans on your iOS device. Access files from cloud storage and email, with advanced editing and viewing options available through in-app purchases.

**Highlights:** Open MS Project files from cloud storage, Create new Gantt charts, Edit and save existing MS Project plans, View Gantt, Task, and Resource Sheets, Advanced sorting and filtering, Network Diagram view, Print project info to PDF

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced View-Only | $19.99 | per year |
| Standard Editor | $129.99 | per year |


### TechBench HVAC

[App page](https://appshunter.io/ios/app/techbench-hvac/id6772336827)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo Monthly | $49.99 | per month |
| Solo Annual | $469.99 | per year |


## Frequently asked questions

### Is iProject Viewer free?

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

### Is TechBench HVAC free?

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

### Do iProject Viewer or TechBench HVAC have ads?

Neither iProject Viewer nor TechBench HVAC shows ads.

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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.*