Feature comparison
| Feature | Sign In Scheduling | Calper |
|---|---|---|
| Take payments in India (Razorpay + UPI) | Stripe on paid plans | Built in — connect your own Razorpay account, get paid in INR via UPI, cards & netbanking |
| Pay-to-book / deposits | Depends on gateway & plan | Yes — full fee or deposit collected before the slot is confirmed |
| Pricing model | Free tier, then tiered plans | Free to start, then a one-time lifetime upgrade (no monthly per-seat fees) |
| AI reminders & follow-ups | Multi-channel reminders | Built-in AI handles confirmations, reminders and post-session follow-ups |
| Best suited for | Clinics and regulated services | Indian professionals & service businesses charging for their time |
| Embed on your site | Usually available | One-line iframe embed, themed to match your brand |
When Sign In Scheduling is the right call
Formerly 10to8 — scheduling with a focus on reducing no-shows. If that’s your priority — clinics and regulated services — Sign In Scheduling is a strong choice and worth a look.
When Calper is the right call
If you’re an Indian professional or service business that charges for appointments, Calper is purpose-built: collect payment (or a deposit) up front through your own Razorpay account, cut no-shows, automate reminders and follow-ups with AI, and pay once for lifetime access instead of a monthly per-seat fee.
FAQ
Should I choose Calper or Sign In Scheduling?+
Choose Calper if you're taking paid appointments in India and want Razorpay/UPI payments, deposits, and AI reminders without a monthly subscription. Sign In Scheduling may fit better if you specifically need what it's known for: clinics and regulated services.
Does Sign In Scheduling support Razorpay and UPI?+
Sign In Scheduling handles payments via stripe on paid plans. Calper connects your own Razorpay account, so you collect INR through UPI, cards and netbanking, and the money lands directly with you.
Is Calper cheaper than Sign In Scheduling?+
Calper is free to start and its paid tier is a one-time lifetime upgrade, whereas Sign In Scheduling uses free tier, then tiered plans. For solo professionals and small teams, a one-time cost usually beats a recurring subscription.