RentalFlow vs BookThatApp
BookThatApp is the most installed booking app on Shopify with 6,400+ stores. It handles everything from yoga class bookings to equipment rentals. RentalFlow does one thing — physical product rentals — and goes deeper on the operational side.
| Feature | RentalFlow | BookThatApp |
|---|---|---|
| Focus | Physical product rentals only | All booking types (appointments, classes, tours, rentals) |
| Starting price | $50/mo | $9.95/mo |
| Setup difficulty | 15 minutes | Complex (per merchant reviews) |
| Overbooking prevention | Real-time inventory check | Reported issues in reviews |
| Delivery management | Yes (full dashboard) | No |
| Return processing + damage tracking | Yes | No |
| Calendar sync | Yes (iCal) | Yes (Google, Outlook, Zoom) |
| Hourly bookings | No (daily only) | Yes |
| Group bookings | No | Yes |
| Waitlist management | No | Yes |
| Service area ZIP validation | Yes | No |
| SMS reminders | No | Yes |
| App Store reviews | New | 350+ (4.7 stars) |
| Installed stores | New | 6,400+ |
Where RentalFlow Wins
Purpose-built for physical product rentals. BookThatApp spreads across appointments, classes, tours, and rentals. RentalFlow focuses entirely on renting physical products with delivery and return logistics. Every feature is designed around the rent-deliver-return cycle.
Reliable overbooking prevention. Multiple BookThatApp reviews mention the app accepting bookings beyond set limits. RentalFlow checks actual Shopify inventory against every overlapping booking in real time before allowing checkout.
Simpler setup. BookThatApp reviews frequently mention complex configuration. RentalFlow is designed for non-technical merchants — install, add the widget, configure settings, done.
Delivery and return management. RentalFlow tracks deliveries, pickups, return condition, damage, and lost items. BookThatApp handles bookings but the operational logistics are up to you.
Consistent performance. BookThatApp reviews mention slow page loading and a mobile calendar that resets itself. RentalFlow's widget and dashboard are built for speed and mobile use.
Where BookThatApp Wins
Versatility. If you need to handle appointments, classes, tours, AND product rentals in one app, BookThatApp covers all of these. RentalFlow only handles product rentals.
Hourly and group bookings. BookThatApp supports hourly time slots and group bookings. RentalFlow is designed for daily rental periods.
Lower entry price. BookThatApp starts at $9.95/month for the Lite plan, though with limited bookings.
Larger user base. 6,400+ stores and 350+ reviews means a longer track record and more community knowledge.
Waitlist and SMS. BookThatApp offers waitlist management and SMS reminders that RentalFlow does not currently have.
Who Should Choose Which?
Choose RentalFlow if you rent physical products and need to manage the full cycle — booking, delivery, return, and damage tracking. If overbooking prevention and operational visibility are priorities, RentalFlow is built for exactly this.
Choose BookThatApp if you need a general booking system that handles multiple booking types beyond product rentals, need hourly time slots, or run a service-based business alongside your rental inventory.
Frequently Asked Questions
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Purpose-built for physical product rentals. Full access to every feature.