Choosing a booking module: options compared for B&Bs and hotels

Most owners pick their booking module based on price, and that is exactly where things go wrong.
The problem with choosing wrong
A booking module looks like a technical choice, but it is a financial one. A module that costs you 0 euros per month but takes 3 percent commission is pricier on 40 bookings of 120 euros than most paid options. Yet many small accommodation owners pick the free version because the zero appeals to them.
This article explains what you really need to look at and what the options concretely cost for your accommodation type.
First question you have to answer: how many bookings do you process per month via your own site, and how many do you want to? That number determines which cost structure works for you.
The three module types
Before you start comparing, it helps to know that three fundamentally different models exist.
Model 1: free with commission. The module costs nothing per month, but takes a percentage off every booking. Sometimes also bundled as "voluntary contribution" or channeled via its own payment processor with a high rate.
Model 2: fixed monthly price, no commission. You pay a fixed fee per month, regardless of booking count. Only transaction costs from your payment provider come on top, usually 1.5 to 2.5 percent for iDEAL and credit card.
Model 3: integrated system with PMS. A Property Management System (PMS) is an all-in-one package with booking module, channel manager, invoicing, and sometimes a till system. Higher price, but fewer separate tools. Want to know first what a booking module technically does and how it differs from a PMS, read what a booking engine exactly does.
For small accommodations, Model 2 is in most cases the smartest. Model 1 is a trap, Model 3 is overkill unless you grow to 15 or more units.
Calculation example: free vs. paid
Get the math out. Say you have a B&B with 4 rooms. You process 40 direct bookings per month via your own site, at an average booking value of 120 euros.
| Module type | Monthly price | Commission | Payment costs (2%) | Total costs per month | Costs per year |
|---|---|---|---|---|---|
| Free module with 3% commission | 0 euros | 144 euros | 96 euros | 240 euros | 2,880 euros |
| Paid module without commission | 35 euros | 0 euros | 96 euros | 131 euros | 1,572 euros |
| Integrated PMS | 95 euros | 0 euros | 96 euros | 191 euros | 2,292 euros |
At 40 bookings per month, you pay almost double with the free module compared to the paid one. The difference is 1,308 euros per year, year after year. And that is before the commission you pay via Booking.com on bookings you did not shift to direct.

Selection criteria: what you look at
These are the eight criteria that matter. Not all eight weigh equally for each accommodation type, but you need to know what each module does.
1. Commission-free. Most basic criterion. Read the fine print. Look for terms like "booking fee," "service charge," or "platform contribution."
2. iDEAL and credit card. Dutch guests prefer iDEAL. A module without iDEAL support raises your dropout rate. Check whether the module works with Mollie, Stripe, or another payment provider you already use.
3. Channel manager coupling. Use you multiple sites besides your own, your availability needs to sync. That is what a channel manager does. Some modules have it built in, others link via API to external tools like Lodgify, Smoobu, or Beds24.
4. Price per month. Calculate total price including costs for extra users, multilingual, or coupling options. Offers that start cheap but charge separately for extras are hard to compare.
5. Ease of use. How fast can you set up a new room, package, or seasonal price? A good module asks ten minutes, not an hour-long tutorial. Always ask for a demo or test account.
6. Multilingual. Get foreign guests, then a booking form in English or German is essential. Some modules support ten languages, others only Dutch.
7. Dutch language support. For most small accommodation owners, Dutch-language support is the tiebreaker. If something goes wrong, you want to solve it fast without typing an English ticket.
8. Direct-booking perks. The best modules let you tie an offer or benefit to direct bookings, for example free parking or early check-in. That gives the guest a reason not to go back to Booking.
Comparison table: criteria per module type
| Criterion | Free with commission | Paid without commission | Integrated PMS |
|---|---|---|---|
| Commission-free | No | Yes | Yes |
| iDEAL support | Varies | Yes (via provider) | Yes (built-in) |
| Channel manager built-in | Rarely | Sometimes | Yes |
| Multilingual form | Limited | Yes | Yes |
| Dutch language support | Rarely | Varies | Varies |
| Monthly price (indicative) | 0 euros | 20 to 60 euros | 60 to 150 euros |
| Total cost at 40 bookings/month | High (see calc) | Low | Medium |
| Good for small accommodations | Only at very few bookings | Yes | At more than 15 units |
Watch for hidden commission
Some free modules do not charge commission but route you through their own payment processor with a higher rate than Mollie or Stripe. Always compare the total transaction fee, not just the monthly price.
Recommendation by accommodation type
The best module does not exist. What fits depends on how many units you have, how many channels you use, and how tech-savvy you are.
| Accommodation type | Recommended module type | Priority criteria |
|---|---|---|
| B&B (2 to 5 rooms) | Paid without commission, no PMS | iDEAL, ease of use, Dutch support |
| Hostel (dorms + private rooms) | Paid without commission, with channel manager | Bed management, multilingual, OTA coupling |
| Glamping (loose units, seasonal) | Paid without commission or light PMS | Seasonal prices, packages, ease of use |
| Boutique hotel (8 to 20 rooms) | Integrated PMS or paid with channel manager | PMS coupling, invoicing, reporting |
For a B&B, ease of use is the deciding factor. You do not need complex reporting and probably handle just a few channels. Pick a commission-free module that supports iDEAL and that you can set up in an afternoon.
For a hostel, bed management weighs heavy. You want to sell per bunk, not per room. Not all modules support that. Check explicitly and test whether the multilingual version reads well for international guests too.
For glamping, seasonal prices and packages matter. Glampings often combine overnight stays with a breakfast package or activity. Pick a module that bundles packages and does not need tech skills to add a new accommodation type.
For a boutique hotel, once you pass 8 units, a light PMS is often worth the higher cost. You save time on check-in, invoicing, and occupancy reporting, which the higher price usually justifies. Explore which packages fit your size in a PMS for small accommodations before you pick.
Common mistakes
Taking the free module without calculating costs. This is the most common. A module at 0 euros per month sounds appealing, but once you add commission, it is rarely the cheapest choice.
Not checking whether iDEAL works. Foreign software supports credit card by default, but iDEAL needs specific integration. Check before you sign.
Thinking you don't need a channel manager. If you sell both direct and via Booking.com or Airbnb, manually keeping your calendar in sync is a matter of time before a double booking. Read do you need a channel manager before you choose.
Putting the booking button in an inconspicuous place. A booking module that nobody sees does not convert. Put the button at the top of your homepage, on every room page, and in your nav.
Choosing without a test booking. Walk through the full booking process as a guest, including payment, before you go live. Also read what you check when you set up your own reservation system.
Always ask for a demo
Most serious booking modules give you a free trial or demo environment. Use it. Set up the awkward situation you deal with every week and see if the module handles it the way you expect.
When switching pays off
Many owners stay on a free module years because switching feels like hassle. The question is simple: at which volume does a paid module pay for itself?
Figure with a module at 35 euros per month without commission versus a free module taking 3 percent. At an average booking value of 120 euros that 3 percent costs you 3.60 euros per booking. The paid module pays for itself once you process more than 10 direct bookings per month (35 euros divided by 3.60 is rounded 10 bookings).
That is a low tipping point. A B&B with 3 rooms at 30 percent occupancy is already well above it. Concretely:
- Count your direct bookings from the past three months and divide by 3.
- If you are above 10 per month, you pay too much with a free module.
- Plan the switch outside your high season so you can test in peace.
A switch usually takes half a day of work: transfer rooms and prices, put the widget on your site, do a test booking. You earn that half day back in less than a month.
What direct bookings really cost you
Back to the core. The question is not "what does the module cost," but "what does a direct booking cost me in total, and what do I save versus a platform booking."
Take a B&B with 5 rooms, 50 percent occupancy, 120 euros per room per night, 70 nights per month. You are now fully on Booking.com at 15 percent commission.
Costs via Booking.com: 70 bookings x 120 euros x 15% = 1,260 euros commission per month.
Say you shift 25 percent to direct. That is 17 bookings per month.
- Saved commission: 17 x 18 euros = 306 euros per month.
- Module costs (paid, 35 euros/month) plus payment costs (2% of 17 x 120 = 2,040 euros = 41 euros): 76 euros per month.
- Net benefit: 230 euros per month, or 2,760 euros per year.
That is what a choice for a commission-free module brings you. Calculate it through for your own numbers via the savings calculator or read first what Booking.com commission costs you per year.
What you can do now
You know now what the three module types are, how the costs play out at your booking volume, and what fits by accommodation type.
Next steps:
- Calculate how many direct bookings you process or want to per month.
- Compare total costs: monthly price plus payment costs plus any commission.
- Ask for a demo from two or three commission-free modules that support iDEAL.
- Do a test booking before you go live.
Want to know whether you need a channel manager too, read channel manager needed or not. Or see what all goes into setting up your own reservation system. A booking module is one wheel in a larger system: the whole strategy to shift guests from Booking to your own site, you find in the direct bookings guide. And if you want a new site built that encourages direct bookings, check having a website built for hotels and B&Bs.
Frequently asked questions
What is the difference between a free and a paid booking module?
Must a booking module accept iDEAL?
Do I need a channel manager alongside my booking module?
Can I link my existing website to a booking module?
What does a booking module cost on average per month?
Which booking module fits a glamping or B&B?
From how many bookings does a paid module pay for itself versus a free module?
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