Do I need to pay today?
No. During launch, all plans can be selected and activated for free.
Transparent plans
Choose the plan that fits your engineering workflow
Start in minutes with a clear plan selector. Pick what you need now and upgrade later as your team grows.
Launch promotion active: upgrades are currently activated without payment. Billing support will be added later.
Plan comparison
Pro
CA$4.99
per month
- For people who use this tool every day
- Full access to standard unit converters
- Formula library access
- JSON formatter tool
- Account-based access and profile management
- Ongoing product updates during launch
- Light/Dark mode
No payment collected during launch. Activate now and pay later when billing goes live.
Recommended
Engineer
CA$9.99
per month
- Built for real engineering workflows
- Include everything in Pro +:
- Engineering Pro workspace access
- Frost Protection Assessment (available now)
- Technical summary export (TXT/print) in Frost Protection
- Additional Engineering Pro tools (coming soon)
- Light/Dark mode
No payment collected during launch. Activate now and pay later when billing goes live.
API / Business
CA$49.99
per month
- For teams preparing system integrations
- API/integration features are not released yet
- Conversion API and webhooks are planned
- Early-access rollout details will be announced in-product
- Recommended for teams reserving integration tier access
- Light/Dark mode
No payment collected during launch. Activate now and pay later when billing goes live.
Lifetime Deal
CA$299.99
per month
- Get lifetime access to currently available app features (API access excluded).
No payment collected during launch. Activate now and pay later when billing goes live.
Fast onboarding
Create your account in under a minute and start with the plan that matches your use case.
Built for trust
Clear plan terms, simple upgrade paths, and no hidden charges while launch promotion is active.
Future-ready
Your selected plan is stored now, so billing can be enabled later without recreating accounts.
Frequently asked questions
Can I switch plans later?
Yes. You can change your plan later as your needs evolve.
Why choose a plan now if billing is free?
Choosing now configures your access profile so your account is ready for future billing activation.
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