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Vesperdesk vs SleekFlow for real estate agencies

A buyer who does not get a fast answer goes to whoever replied first. SleekFlow is an omnichannel messaging and CRM platform, strongest on WhatsApp, with AI agents on its higher plans. Vesperdesk is an AI receptionist built only for real estate agencies: it answers buyers from your listings, takes viewing requests and hands ready buyers to the agent on duty. Pick SleekFlow if you want a broad, self-serve team inbox with campaigns and many channels. Pick Vesperdesk if you want listing-level answers in several European languages, set up for you.

At a glance

SleekFlow details are from its public pricing page in October 2026.

  • Built for: SleekFlow — conversational commerce and customer engagement across industries. Vesperdesk — real estate agencies only.
  • Answers from: SleekFlow — the knowledge you configure for its AI agents. Vesperdesk — your listings, floor plans, price sheets and agency rules.
  • Channels: SleekFlow — up to 5 channels on Essential and 10 on Pro and Premium, with WhatsApp as the centre. Vesperdesk — website, WhatsApp and Telegram.
  • Setup: SleekFlow — self-serve, 7-day free trial; dedicated onboarding is an add-on of about $999. Vesperdesk — we set it up for you; no self-serve signup yet.
  • Price: SleekFlow — about $49/month (Essential, AI inbox co-pilot), about $109/month (Pro, includes AI agents) and about $279/month (Premium), billed yearly, with 500 to 1,000 monthly active contacts. Vesperdesk — €59/month + €199 one-time setup (excl. VAT), 1,000 assistant messages included.
  • Data: Vesperdesk runs the app and the AI in a Frankfurt data centre, hosts the database in the EU, and does not train AI models on your data.

Where SleekFlow is the better choice

SleekFlow is a full messaging platform. If your team lives in WhatsApp and wants one shared inbox, broadcast campaigns, automation flows and CRM integrations across many channels and industries, it covers far more than a receptionist does. It is also self-serve: you can sign up and start the same day.

Where Vesperdesk is the better choice

Buyers ask about a specific property. "Is the flat in Porto still available? Does it have parking? Can I visit on Saturday?" Vesperdesk answers these from the listing itself, and when it does not know, it says so and offers an agent instead of guessing.

  • Listing-grounded answers: price, availability, layout, area and floor plans per property.
  • Seven languages from the first message: English, Czech, Portuguese, Russian, Ukrainian, Spanish and Polish, switching when the buyer does.
  • Viewing requests, lead capture and handoff: the agent on duty gets a short briefing of the conversation.
  • Done for you: we load the listings, write the rules for your market and test it before buyers see it.
  • A flat monthly price with a message allowance (extra messages €8 per 100), without per-contact tiers or seat add-ons.

Frequently asked

Can SleekFlow answer questions about my listings?
Its AI agents answer from the knowledge you give them, so listing-level answers depend on you building and keeping that content current. Vesperdesk is set up around your listings from the start.
Can I switch from SleekFlow to Vesperdesk?
Yes. Vesperdesk is one line of code on your website, and WhatsApp is connected during onboarding. We set up the listings for you.