Side by side
FieldExecutives vs OpenSolar
Both stand on solar installation software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan AndroidiPhoneWeb
Visit FieldExecutives 
Free plan AndroidAPIiPhone+2
OpenSolar combines solar design, customer proposals, payment handling, and project management in a free platform. Teams considering API access should account for its region- and project-specific fee after the trial.
Visit OpenSolarThe facts
| FieldExecutives | OpenSolar | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Android, iPhone, Web | Android, API, iPhone, Mac, Web |
| Lowest paid plan | Starter: ₹1,999 a month | Free or on request |
| Plans published | 4 | 2 |
| Maker | Not published | Not published |
| Website | fieldexecutives.com | opensolar.com |
| On solar installation software | #1 of 26 | #3 of 26 |
FieldExecutives: what it does well
OpenSolar: what it does well
- OpenSolar Pro is free of charge.
- Ada AI can create multiple system designs.
- Proposals support branding, flexible payments, and updates.
- Free accounts include dedicated 24/7 support.
- API connects with CRM, accounting, operations, and incentive tools.
What to know first
- API access is a paid add-on.
- API fees vary by region and project.
- API billing starts after the 30-day trial.
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