Aisle Planner vs OpenSolar: 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 Aisle Planner and OpenSolar 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:
Aisle Planner
The most comprehensive booking and planning software platform for today's event professional.
Best for you if:
- • You want comprehensive suite of tools covering the entire event lifecycle
OpenSolar
Accelerating solar adoption globally with free software for design, sales, and project management.
Best for you if:
- • You want a fully free tool (Aisle Planner requires payment)
| At a Glance | Aisle Planner | OpenSolar |
|---|---|---|
Starts at | From $49.99/mo, billed monthly SalesEssentials (Up To 15 Projects) plan | Free 100% free |
Category | Project Management CRM | Project Management Proposal Software |
Rating | 4.3/5 G2 4.3 21 reviews | n/a |
Free plan | No | Yes |
Choose Aisle Planner or OpenSolar?
Choose Aisle Planner if
- You want comprehensive suite of tools covering the entire event lifecycle
- You want streamlines sales process with integrated booking and payment features
Choose OpenSolar if
- You want a fully free tool (Aisle Planner 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
In-Depth Analysis
Aisle Planner
The most comprehensive booking and planning software platform for today's event professional.
Aisle Planner's SalesEssentials pricing is fair, especially for smaller event professionals.
Strengths
- Pro: Comprehensive suite of tools covering the entire event lifecycle.
- Pro: Streamlines sales process with integrated booking and payment features.
- Pro: Enhances collaboration with clients, team, and partners.
- Pro: Offers design tools to visualize event concepts.
- Pro: Customizable for various event industry roles.
Weaknesses
- Con: Requires a credit card for the free trial, which might deter some users.
- Con: No explicit mention of a free tier after the trial.
Key features
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
Plans and prices: Aisle Planner vs OpenSolar
| Tool | Plans and prices | Source |
|---|---|---|
| Aisle Planner |
| aisleplanner.com/pricing read Oct 11, 2026 |
| OpenSolar |
| opensolar.com/pro read Oct 8, 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 Aisle Planner pricing and OpenSolar pricing.
Key Takeaways
Aisle Planner
- Choose if you want the most comprehensive booking and planning software platform for today's event professional
OpenSolar
- Has a free plan
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 Aisle Planner has a published user rating (4.3/5 from 21 reviews); OpenSolar has none we can show.
- Aisle Planner starts at $49.99/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 Aisle Planner and OpenSolar compare in 2026?
On the data below, OpenSolar leads on a free plan. We do not name an overall winner for this pair. Only Aisle Planner has a published user rating (4.3/5 from 21 reviews); OpenSolar has none we can show. Aisle Planner starts at $49.99/mo, billed monthly; OpenSolar has no public paid plan price on file. Only OpenSolar has a free plan.
What are Aisle Planner and OpenSolar used for?
Aisle Planner: The most comprehensive booking and planning software platform for today's event professional. OpenSolar: Accelerating solar adoption globally with free software for design, sales, and project management.
What does Aisle Planner cost vs OpenSolar?
Aisle Planner's cheapest paid plan is SalesEssentials (Up To 15 Projects) at $49.99/mo, billed monthly. OpenSolar is free. Prices read on the vendors' pricing pages, latest check Oct 11, 2026.
What's the main difference between Aisle Planner and OpenSolar?
Aisle Planner's main strength: comprehensive suite of tools covering the entire event lifecycle. OpenSolar's main strength: core software is free of charge for solar professionals.