MIGRATION GUIDE
Looking for a Calculator Studio Alternative? Try Airrange
If you're exploring alternatives to Calculator Studio, Airrange offers everything you need — build, embed, and monetize Excel-powered calculators with no coding required.
Excel-poweredEmbeddableSubscription billingFree plan
Feature Comparison
| Airrange | Calculator Studio | |
|---|---|---|
| Calculation engine | Excel (all formulas) | Proprietary web editor |
| Formula complexity | Unlimited | Limited |
| Embeddable on websites | ✓ | ✓ |
| Responsive design | ✓ | Limited |
| Charts & visualizations | Excel charts | Basic |
| Scenario saving | ✓ | ✗ |
| REST API | ✓ | ✗ |
| Subscription billing | Via Stripe | ✗ |
| Data security | Zero upload — EU-hosted | Cloud-based |
| Free plan | Yes — 25 elements | N/A |
| Status | Active, growing | Uncertain |
How to Switch — Step by Step
- Step 1: Recreate your calculator logic in Excel (or use your existing file)
- Step 2: Open your Excel file in Airrange — sign up free at app.airrange.io
- Step 3: Design your interface with drag & drop — add inputs, outputs, charts
- Step 4: Publish and embed on your website via iframe code
- Step 5: (Optional) Add subscription billing via Stripe
Why Airrange Is More Powerful
- Excel as the engine — Every formula works, including VLOOKUP, INDEX/MATCH, nested IFs
- Beyond calculators — Build full web apps, database views, Kanban boards, APIs
- Protect your IP — Users never see your Excel formulas
- Revenue generation — Turn calculators into subscription products
- Enterprise-ready — EU-hosted, GDPR-compliant, Microsoft-validated
See what you can build on our customer examples page.
Frequently Asked Questions
Can I embed Airrange calculators on my website?
Yes. Every app can be embedded via iframe. Fully responsive on all devices.
Do I need to know how to code?
No. If you know Excel, you can build calculators with Airrange.
Is there a free plan?
Yes. Free plan includes unlimited apps with up to 25 elements.
Can I monetize my calculators?
Yes. Subscription billing via Stripe — charge users monthly or weekly.
Ready to Switch?
Try Airrange today. More powerful, more features, and your data stays under your control.