OpenSolar vs Aisle Planner: Which Should You Choose in 2026?
Choosing between OpenSolar and Aisle Planner comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated February 22, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. 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 need something completely free
- • Free software for solar professionals to design, sell, and manage projects.
- • Offers an end-to-end workflow including AI lead gen, auto design, and integrated finance.
Aisle Planner
The most comprehensive booking and planning software platform for today's event professional.
Best for you if:
- • All-in-one platform for event professionals covering sales, planning, and project management.
- • Streamlines lead management, proposals, contracts, and payment processing.
| At a Glance |  OpenSolar |  Aisle Planner |
|---|---|---|
Price | Free | Paid |
Best For | Project Tracking | Project Tracking |
Rating | —/100 | —/100 |
| Feature | OpenSolar | Aisle Planner |
|---|---|---|
| Pricing Model | Free | Paid |
| Editorial Score | — | — |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Project TrackingCRM | Project TrackingClient Portals |
How OpenSolar and Aisle Planner Compare
OpenSolar
Accelerating solar adoption globally with free software for design, sales, and project management.
Free
Aisle Planner
The most comprehensive booking and planning software platform for today's event professional.
Paid
Who Should Use What?
On a budget?
OpenSolar is free. Aisle Planner is paid.
Go with: OpenSolar
Want the highest-rated option?
Neither has been rated yet.
Go with: OpenSolar
Value user reviews?
Neither has user reviews yet.
Go with: OpenSolar
3 Questions to Help You Decide
What's your budget?
OpenSolar is free. Aisle Planner is paid. Go with OpenSolar if free matters most.
What's your use case?
Both are project tracking tools. Compare their specific features to decide.
How important are ratings?
Not all tools have been rated yet.
Key Takeaways
OpenSolar
- Completely free
- Our pick for this comparison
Aisle Planner
The Bottom Line
OpenSolar is our pick.
Frequently Asked Questions
Is OpenSolar or Aisle Planner better?
OpenSolar scores high/100 in our evaluation. OpenSolar is free and Aisle Planner is paid.
What are OpenSolar and Aisle Planner used for?
OpenSolar: Accelerating solar adoption globally with free software for design, sales, and project management.. Aisle Planner: The most comprehensive booking and planning software platform for today's event professional..
What does OpenSolar cost vs Aisle Planner?
OpenSolar is completely free. Aisle Planner is a paid tool. Visit their websites for detailed pricing.