OpenSolar vs Synup: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for OpenSolar and Synup side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, OpenSolar leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
OpenSolar
Accelerating solar adoption globally with free software for design, sales, and project management.
Best for you if:
- • You want a fully free tool (Synup requires payment)
Synup
Unified platform for agencies to manage client lifecycle, marketing, and operations with AI.
Best for you if:
- • You want comprehensive platform covering agency operations and client marketing
| At a Glance | OpenSolar | Synup |
|---|---|---|
Starts at | Free 100% free | From $6/mo, billed monthly Social Pro plan |
Category | Project Management Proposal Software | Marketing Sales |
Rating | n/a | 4.0/5 G2 4.5 · Capterra 4.1 · Trustpilot 2.6 350 reviews |
Free plan | Yes | No |
Choose OpenSolar or Synup?
Choose OpenSolar if
- You want a fully free tool (Synup requires payment)
- You want core software is free of charge for solar professionals
- You want comprehensive end-to-end solution for the entire solar workflow
- You work in project management, not marketing
Choose Synup if
- You want comprehensive platform covering agency operations and client marketing
- You want strong white-labeling capabilities for a fully branded client experience
- You work in marketing, not project management
In-Depth Analysis
OpenSolar
Accelerating solar adoption globally with free software for design, sales, and project management.
OpenSolar's pricing is incredibly generous, offering a fully-featured platform for free.
Strengths
- Pro: Core software is free of charge for solar professionals.
- Pro: Comprehensive end-to-end solution for the entire solar workflow.
- Pro: Regular product updates introduce new features and improvements.
- Pro: Supports integration with third-party tools and financial services.
- Pro: Aims to increase profitability and efficiency for solar businesses.
Weaknesses
- Con: API access and app connectors will incur charges starting April 2026.
- Con: Some advanced features or integrations may be region-specific (e.g., UK Finance Marketplace).
Key features
Synup
Unified platform for agencies to manage client lifecycle, marketing, and operations with AI.
Synup's pricing structure is quite complex, offering both bundled agency plans and granular per-location/per-connection add-ons.
Strengths
- Pro: Comprehensive platform covering agency operations and client marketing.
- Pro: Strong white-labeling capabilities for a fully branded client experience.
- Pro: AI integration for increased efficiency in sales, client management, and marketing.
- Pro: Centralized client data and project management improve organization.
- Pro: Tools to help agencies acquire leads and manage sales effectively.
Weaknesses
- Con: No explicit pricing information available without booking a demo.
- Con: Learning curve might be present due to the extensive feature set.
Key features
Plans and prices: OpenSolar vs Synup
| Tool | Plans and prices | Source |
|---|---|---|
| OpenSolar |
| opensolar.com/pro read Oct 8, 2026 |
| Synup |
| synup.com/pricing read Oct 13, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on OpenSolar pricing and Synup pricing.
Key Takeaways
OpenSolar
- Has a free plan
Synup
- Choose if you want unified platform for agencies to manage client lifecycle, marketing, and operations with AI
What the data shows
On the data below, OpenSolar leads on a free plan. We do not name an overall winner for this pair.
- Only Synup has a published user rating (4.0/5 from 350 reviews); OpenSolar has none we can show.
- Synup starts at $6/mo, billed monthly; OpenSolar has no public paid plan price on file.
- Only OpenSolar has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do OpenSolar and Synup compare in 2026?
On the data below, OpenSolar leads on a free plan. We do not name an overall winner for this pair. Only Synup has a published user rating (4.0/5 from 350 reviews); OpenSolar has none we can show. Synup starts at $6/mo, billed monthly; OpenSolar has no public paid plan price on file. Only OpenSolar has a free plan.
What are OpenSolar and Synup used for?
OpenSolar: Accelerating solar adoption globally with free software for design, sales, and project management. Synup: Unified platform for agencies to manage client lifecycle, marketing, and operations with AI.
What does OpenSolar cost vs Synup?
OpenSolar is free. Synup's cheapest paid plan is Social Pro at $6/mo, billed monthly. Prices read on the vendors' pricing pages, latest check Oct 13, 2026.
What's the main difference between OpenSolar and Synup?
OpenSolar's main strength: core software is free of charge for solar professionals. Synup's main strength: comprehensive platform covering agency operations and client marketing.