Tour Booking Engines Compared — 2026 Guide
A tour booking engine handles online reservations — availability, pricing, checkout, and payment. The top platforms in 2026 are Bokun (owned by TripAdvisor), FareHarbor (Booking Holdings), Rezdy (merged with Checkfront and Regiondo), Ventrata (enterprise ticketing), and Zaui (tours + transport). Pricing ranges from free (with 6% fees) to €2,200/month.
What is a Booking Engine?
A tour booking engine (also called reservation software, restech, or a tour booking system) is the software layer between a traveller clicking "Book Now" and the money hitting your account. It manages three things: inventory (who can book, when, at what price), checkout (card capture, refunds, multi-currency), and distribution (pushing your tours to OTAs like Viator, GetYourGuide, and Klook).
Most booking engines also bundle a website widget, a basic POS terminal, and automated confirmation emails. What they do not cover — guest CRM, financial settlements, guide scheduling, multi-language WhatsApp comms — is handled by a separate operations platform.
If you are new to booking engines and want a deeper explanation, read our full guide: What Is a Booking Engine?
Top Booking Engines Compared
Eight platforms side by side. Pricing sourced from vendor public pages, May 2026. For live cost calculations at your volume, use the interactive pricing calculator.
| Platform | Owner | Monthly Fee | Booking Fee | OTA Connections | Best For |
|---|---|---|---|---|---|
| Bokun | Tripadvisor | $49 -- $499 | 1 -- 1.5% | 70+ OTAs, 30,000+ marketplace partners | Viator/TripAdvisor-focused operators |
| FareHarbor | Booking Holdings | $0 | 2% OTA + ~6% customer fee | Viator, GYG, Expedia, 2,500 affiliates | US market, zero-upfront operators |
| Rezdy | Expedition Software (+ Checkfront, Regiondo) | $49 -- $199 | 1.9 -- 3% | 25,000+ resellers, major OTAs | Multi-channel APAC operators |
| Ventrata | Independent (London) | €525 -- €2,200 | 1 -- 2% | OCTO API, major OTAs | Enterprise attractions, $1M+ revenue |
| TrekkSoft | Tourism Software Group | €49 -- €249 | 2 -- 5% (via Payyo) | Viator, GYG, Expedia, TourRadar, Musement | European tour operators |
| Zaui | Independent (Canada) | $0 (free tier) or Enterprise | 6% (free) or 0% (Enterprise) | Viator, GYG, Expedia, Klook | Tours + transport / multi-day operators |
| Peek Pro | Independent (San Francisco) | $199 setup | 6 -- 8% | Viator, GYG, Peek.com marketplace | US experience operators wanting a marketplace |
| Xola | Independent (San Francisco) | $0 | 1.9% + $0.30 | Viator, GYG, Expedia | US operators wanting low per-transaction cost |
What the table does not show
Every platform charges payment processing on top (typically 2.9% + a fixed fee via Stripe or Adyen). OTA commissions (Viator 20-30%, GetYourGuide 20-25%) are separate from engine fees. Setup fees vary: TrekkSoft charges €799, Peek Pro charges $199, others are free. Contract lock-ins exist at TrekkSoft and FareHarbor on some tiers. Read the terms before signing.
Three Pricing Models
Every booking engine falls into one of three pricing patterns. Understanding which model you are on determines how your costs scale as your business grows.
Subscription + % per booking
Bokun, Rezdy, TrekkSoft, Ventrata
You pay a monthly fee for the platform plus a percentage of each booking. Predictable base cost, but the percentage compounds at scale. Bokun Start at $49/mo + 1.5% costs ~$6,165/yr at 5,000 bookings but ~$43,000/yr at 50,000 bookings.
Percentage only, no subscription
FareHarbor, Zaui Free, Peek Pro, Xola
No monthly fee means zero risk to start. The trade-off: every booking costs you a percentage forever. FareHarbor's "free" plan adds ~6% to the customer's checkout total. Peek Pro takes 6-8%. At high volume the percentage-only model is the most expensive pattern.
Subscription only, with caps
Bookeo, BookingHound
Flat monthly fee, no booking percentage. Sounds ideal until you hit the booking cap and get forced into a tier jump. Bookeo Standard caps at 1,000 bookings/month. Cross the cap and the next tier can be 3-5x the price.
Not sure which pattern fits your volume? The booking engine pricing calculator lets you drop in your bookings, average ticket price, and sales mix. It auto-picks the cheapest plan per vendor and ranks all 11 engines by annual cost.
Booking Engine + Operations: The Complete Stack
A booking engine handles everything before the tour: selling, availability, checkout, payment capture, OTA distribution. An operations platform handles everything after the booking: guest CRM, multi-channel communication, guide scheduling, fleet management, financial settlements, and incident tracking.
Most operators discover this gap about 6 months in. The booking engine confirms the reservation, sends a confirmation email, and stops. Then the real work starts: assigning guides, answering 100+ WhatsApp messages in three languages, tracking whether each tour actually made money, managing pickups across five meeting points. That is operations. No booking engine does it well.
Automate.travel is an operations platform that works alongside the four major booking engines. Booking confirmations are handed over (email forwarding or CSV) so your operational side picks them up without re-entry. Operations, CRM, and financial settlements run on top. We are not a partner of any of those booking engines.
Bokun + Automate
compatibleSee how Automate.travel works alongside Bokun — what each platform covers and how they connect.
FareHarbor + Automate
compatibleSee how Automate.travel works alongside FareHarbor — what each platform covers and how they connect.
Rezdy + Automate
compatibleSee how Automate.travel works alongside Rezdy — what each platform covers and how they connect.
Ventrata + Automate
compatibleSee how Automate.travel works alongside Ventrata — what each platform covers and how they connect.
TrekkSoft + Automate
coming soonSee how Automate.travel works alongside TrekkSoft — what each platform covers and how they connect.
How to Choose
The right booking engine depends on where you sell, who your guests are, and how big your operation is. There is no single best engine. There is a best engine for your specific situation.
Booking.com parent, US-based support team, massive install base. The 6% customer surcharge is the trade-off for zero subscription.
Owned by Tripadvisor. 0% fee on Viator-routed bookings. The channel manager is the deepest in the industry with 70+ first-party OTA connections.
Built in Australia. 25,000+ reseller network. Channel manager is the strongest feature. Merged with Checkfront (Americas) and Regiondo (Europe) under Expedition Software.
Enterprise ticketing with dynamic pricing, queue management, OCTO API. Big Bus and Empire State use it. Requires $1M+ annual revenue.
One of the few engines that handles tour bookings and transport logistics (shuttle, ferry, charter) in a single system. Strong in Canada and APAC.
Born in Interlaken, present in 138 countries. Own payment gateway (Payyo) means EU-friendly processing. Website builder included.
Whichever engine you choose, the operations gap is the same. Booking engines sell tours. Operations platforms run them. You will likely need both. Automate.travel works alongside Bokun, FareHarbor, Rezdy, and Ventrata — booking confirmations are handed over via email/CSV, so no migration is required. Book a demo to see how the two layers work together.
Related Comparisons
Deep-dive comparisons, integration guides, and the interactive pricing calculator.