# OpenSolar vs The Sales Machine 2.0

The clearest difference is update cadence: The Sales Machine 2.0 at weekly against OpenSolar's every 6 weeks. OpenSolar's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

OpenSolar ships an update every 6 weeks, The Sales Machine 2.0 weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | OpenSolar | The Sales Machine 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/opensolar/id1410085935/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 216 MB | 109 MB |
| Requires iOS | **15.7** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [OpenSolar Pty Ltd](https://appshunter.io/developer/1340033321) | [The Sales Machine Software Inc](https://appshunter.io/developer/1827021103) |

## What reviewers say

### OpenSolar

[App page](https://appshunter.io/ios/app/opensolar/id1410085935)

This free application provides a comprehensive solution for designing and selling solar energy systems. It offers end-to-end functionality for solar professionals.

**Highlights:** End-to-end solar design, Sales application, Free to use, Comprehensive functionality

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

**In-app purchases:** none


### The Sales Machine 2.0

[App page](https://appshunter.io/ios/app/the-sales-machine-20/id6780793585)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenSolar free?

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

### Is The Sales Machine 2.0 free?

The Sales Machine 2.0 is free to download, with no in-app purchases.

### Do OpenSolar or The Sales Machine 2.0 have ads?

Neither OpenSolar nor The Sales Machine 2.0 shows ads.

### Which is updated more often, OpenSolar or The Sales Machine 2.0?

OpenSolar ships an update every 6 weeks, and The Sales Machine 2.0 weekly. Most recently, OpenSolar was updated on October 24, 2026 and The Sales Machine 2.0 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.*