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Independently verified · Quarterly re-audit
EU VETTED

Reservio

VERIFIED
Calendar booking · Czechia
Founded 2012 · reservio.com ↗

Brno-based Czech booking platform (Reservio s.r.o., ABUGO Group), 500k+ businesses, freemium with branded customer apps.

In short

Reservio, in the Calendar booking category, is a European service with Czechia as its hosting location and at most minor, transient US exposure under the CLOUD Act.

Assessment notes

Reservio s.r.o. (Brno, Czech Republic; incorporated 6 November 2012; member of the ABUGO Group) is a Czech online booking platform serving 500,000+ businesses and 21M+ clients annually with a freemium model: scheduling calendar, POS, client and team management, branded customer apps, and SMS / email reminders. CDN delivery via CDN77 (Czech-incorporated CDN provider, ultimately owned by Datacamp Limited in Cyprus) keeps the asset layer EU-domiciled. Signal mix: EU-owned (Czech B2B holding group, no PE/VC chain visible), CLOUD Act flag at minor; gaps: the underlying customer-data hosting provider, a publicly accessible DPA artefact, and a named sub-processors list are not captured at audit; vendor outreach required before procurement-grade listing.

CLOUD ACT
OWNERSHIP
SUB-PROCS
not disclosed
Verified signals
Jurisdiction
  • EU / adequacy hosting
  • EU / adequacy operator
  • No US CLOUD Act exposure
Transparency
  • Public DPA
  • Sub-processors disclosed
  • Open-source clients
  • Third-party certification
JUMP TO
OVERVIEW

About Reservio

Reservio is a Brno-headquartered Czech online appointment-scheduling platform operated by Reservio s.r.o. and a member of the ABUGO Group. Incorporated on 6 November 2012, the company has scaled to 500,000+ businesses on the platform with 21M+ clients and 20M+ bookings per year, large enough to be a serious B2C booking marketplace in Central and Eastern Europe alongside being a B2B scheduling tool. The product surface covers scheduling calendar, online booking website, POS, client management, team management, mobile apps (iOS/Android), SMS and email reminders, online payments, and an optional branded customer app (white-label mobile app) for businesses on higher tiers. The freemium model unlocks the scheduling calendar, booking website, client management, team coordination, and integrated POS without payment.

For an EU-sovereignty audit Reservio is a clean Czech ownership story: no PE / VC chain visible, member of the ABUGO Group (Czech corporate holding), 10–19 employees with about a third remote. CDN delivery is via CDN77 (a Czech-incorporated CDN provider, ultimately part of Datacamp Limited in Cyprus); Czech and Cypriot incorporations are both inside the EU so the asset layer is EU-domiciled. Where the listing weakens is procurement-grade documentation: the customer-data hosting provider, a unified DPA artefact, and a named sub-processors list are not directly captured at audit; vendor outreach is needed to surface the canonical URLs before publishing for procurement-led buyers.

Best fit: Czech, Slovak, Polish, Hungarian, and broader CEE small and medium service businesses (beauty salons, fitness clubs, language schools, medical practices, equipment rentals); EU SMBs that benefit from Reservio's white-label customer-app option; multilingual booking pages across the CEE language belt. Procurement-grade EU-only buyers requiring formal contract documents should request the DPA, sub-processors list, and hosting region directly before signing.

SUB-PROCESSORS

Sub-processor map · not disclosed

Vendor does not publish a sub-processors list. Schrems II compliance and CLOUD Act exposure cannot be independently verified without it.
CERTIFICATIONS

Frameworks & certifications · none listed

We checked the vendor's website and standard certification body registries. No active certifications found at the time of last audit (2026-05-11).
FEATURES

Capability matrix

Payment collection Yes
White-label Yes
Calendar sync Yes
Group bookings Yes
Video integration No
Automated reminders Yes
Free tier Yes
INTEGRATION & ACCESS
REST API Yes
SSO (SAML / OIDC) No
COMPLIANCE & GOVERNANCE
Audit log No
Self-host / on-prem option No
PRICING

Pricing & tiers

FREEMIUM
Custom pricing

Contact vendor for tier or volume pricing.

View pricing page ↗
PUBLIC DOCUMENTS

Public documents

Vendor does not publish a sub-processors list. Schrems II compliance and CLOUD Act exposure cannot be independently verified without it.
  • Data Processing Addendum (DPA)
    www.reservio.com/terms-and-conditions…
    Open ↗
  • Sub-processors list
    — missing
    missing
  • Terms of Service
    www.reservio.com/terms…
    Open ↗
ALTERNATIVES

Alternatives in this category

Cal.com
United States · Founded 2021
US-LINKED

US-incorporated open-source Calendly alternative (Cal.com Inc, SF) founded by EU developers; production code moving closed-source in 2026.

Public DPA Sub-processors Open source
FROM
CLOUD ACT
DIRECT
Cronofy
United Kingdom · Founded 2013
EU-HOSTED

Nottingham UK developer-API-first calendar / scheduling platform (Cronofy, founded 2013), ISO 27001 + SOC 2; Wise / GoCardless / Indeed customers.

Public DPA Sub-processors Open source
FROM
CLOUD ACT
MATERIAL
Doodle
Switzerland · Founded 2007
EU-BASED

Swiss group-scheduling pioneer (Doodle AG, Zurich, 2007), owned by TX Group (SIX-listed Swiss media holding); SOC 2 + GDPR + HIPAA.

Public DPA Sub-processors Open source
FROM
CLOUD ACT
MINOR