Attio vs SleekFlow

vsSL

Two CRM tools side by side: what each does, what it costs and who it suits.

The verdict Side by side Plans and pricing Who each is for Other options

The verdict

On the data we hold, it's close: neither pulls ahead on features, a free plan or AI access. The choice comes down to how you work.

What the data says

Both have a free plan, so you can try each before you pay.
Both have an API and an MCP server, so either works with AI employees.
In our CRM ranking, Attio places 7 and SleekFlow 15 of 20.

Side by side

Attio and SleekFlow compared
At a glance	Attio	SLSleekFlow
Starts at	€31/mo	$49/mo
Free plan	Yes	Yes
API	Yes	Yes
MCP server	Yes	Yes
Links	Visit	Visit

Plans and pricing

Attio

FreeFor individuals to explore Attio; up to 3 seats, no credit card.Free
PlusPer user per month; 39 billed monthly or 31 billed annually; up to 10 seats.€39/mo/seat
ProPer user per month; 93 billed monthly or 74 billed annually; call intelligence, sequences and reporting.€93/mo/seat

SleekFlow

EssentialSmall teams managing basic multi-channel communication$49/mo
Pro AITeams needing AI agents and unlimited flow builder$199/mo
PremiumGrowing businesses requiring analytics and full API access$399/mo

Prices as the vendors list them. They change often; the final price is on their sites.

Who each is for

Choose Attio if…

Founders and go-to-market teams whose sales motion does not fit a standard pipeline and who want to shape their own CRM data model around how they sell.

Visit Read the review

Choose SleekFlow if…

We haven't written up who SleekFlow suits yet.

Visit Read the review

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