I wire CRMs into venture funds for a living — Affinity, Attio, and the API glue that connects them to everything else a fund runs on. So when a GP asks me which one to buy, I don't reach for a feature matrix. I think about what their team will still be using in March, not the week after the demo.
That's the part every buyer's guide skips. So let's do the version nobody selling you a CRM will.
IThe real decision: Affinity vs. Attio (not seven tools)
Search "venture capital CRM" and you get listicles. Affinity's own buyer guide sits at #1 — a DR 72 page, per Ahrefs' current SERP — followed by the vcstack.io directory (DR 36), a VC Lab guide, and a Reddit thread. Vendor content and forum posts. None of it written by someone who has actually deployed these tools inside a fund and watched what happens three months later.
Here's the shortcut. For most funds shopping this term, it's a two-horse race: Affinity or Attio. Salesforce, DealCloud, and 4Degrees show up on the lists too, but for a lean-to-mid-size fund in 2026 they're the also-rans here — the real choice is between these two. Everything else is noise.
IIWhat each one actually costs a 10-person fund
Money first, because it's where the two split hardest.
Attio is self-serve and transparent — a free tier for up to three seats, then published prices you can put on a card. Affinity is enterprise and sales-led: quote-only, nothing on the website, and a floor of roughly $2,000 per user per year, according to Prospeo. The median Affinity buyer spends about $61,626 a year, and the tool carries a 4.4/5 rating on G2. It's a serious product at a serious price.
Now run the real math on a ten-person fund. Affinity's Scale tier lands around $23,000/year for the team. A comparable ten-seat setup on Attio's Pro tier runs about $8,280/year, per Prospeo — roughly a third of the cost.
Attio's published 2026 tiers, per G2: Free for up to three seats, Plus at $29/user/month billed annually (removes seat limits, adds private lists), Pro at $69/user/month annually (Call Intelligence, up to 12 custom objects, advanced permissions), and a custom-quoted Enterprise tier with SAML/SSO and unlimited reporting. You can see exactly what you're buying before you talk to anyone. With Affinity, the conversation is the pricing.
aAttio's hidden line item: the credit system
But the seat price isn't the whole bill.
Attio layers a credit system on top of seats, and it's easy to miss. Per Lightfield, its AI Research Agent burns 10 workspace credits per run. Pro includes 10,000 credits a month — about 1,000 agent runs — and once you blow past that, extra blocks start at $70/month for 5,000 credits and climb to $475/month for 50,000.
For a fund that runs the agent lightly, this is a non-event. For an automation-heavy team piping every inbound deck through enrichment, it's the line that quietly turns an $8K plan into something a lot closer to Affinity's. Seat-based pricing is predictable; credit-based pricing scales with how hard you actually use the thing. Model it before you sign, not after your first surprise invoice.
IIIThe one feature Attio can't copy: relationship-intelligence scoring
Now the thing that actually keeps funds on Affinity. It isn't the UI. It's the relationship-intelligence score — Affinity's proprietary read on how strong your team's connection is to any given person, built from years of email and calendar metadata. It's what powers warm-introduction paths: who here can get us to this founder, and how warm is that line?
Here's the trap in a migration. You can move your data. Contacts, meeting notes, and emails cross over via the API or a migration partner, as ClonePartner lays out. What you cannot move is the score. The algorithms are proprietary, so the strength model doesn't port. You rebuild that signal from scratch on the other side, or you go without it.
That's the real lock-in — not the interface, the accumulated relationship graph. If sourcing runs on it, leaving Affinity costs you more than a subscription.
IVWhy funds actually switch — and why some don't
So who switches? Funds moving a ten-seat team off Affinity to Attio typically cite cost and flexibility, and per 5050 Growth they're saving roughly $50,000-$70,000 a year to do it. That's a real number on a lean fund's budget.
And who stays? The funds actively using intro-path finding and relationship scoring to prioritize deals. If your dealflow genuinely runs on who do we know, Affinity's graph earns its price. If it doesn't — if you bought Affinity because everyone said to and mostly use it as a glorified contact list — you're paying enterprise money for a feature you've never switched on.
The split is about usage, not headcount. A four-person fund leaning hard on relationship intelligence should keep Affinity. A twenty-person fund that treats the CRM as a shared address book should be looking at Attio.
VThe adoption problem nobody puts in the buyer's guide
Here's what none of the comparison posts will tell you: the CRM you pick matters less than whether your team actually uses it.
The numbers are brutal. 83% of senior executives say their single biggest challenge with CRM software is getting staff to actually use it — a stat Affinity itself cites in its own guide. Meanwhile, a Blue Future Partners survey found the number-one reason a firm evaluates a new tool is to find and close deals better, cited by 59% of respondents. Funds review thousands of opportunities a year and invest in fewer than 1% of them.
The whole point of the CRM is to keep the good ones from slipping through. The whole failure mode is a team that quietly stops logging them by month three. Picking the "better" CRM doesn't fix that. Fit does. The question isn't which tool is best — it's which tool disappears into how the fund already works.
VIWhat actually sticks: build around the CRM, don't replace it
This is the part I get paid to have an opinion on.
The CRMs that stick are the ones nobody has to think about. And the fastest way to get there usually isn't a migration — it's a thin layer built around whatever you already run. Two funds, two versions of the same lesson.
aA Slack bot instead of a new tool
One client is a multi-stage European fund running on Affinity plus Notion. The partnership had zero appetite for a new platform — and honestly, they were right not to. So we didn't sell them one.
Instead we built a two-way sync and a Slack-native "do we know anyone at X?" bot on top of the Affinity API, the Notion API, Slack Block Kit, and Claude. Partners ask the network question where they already talk — in Slack — and get an answer. No new login, no retraining, no migration risk. That's how one fund kept Affinity and Notion in sync without breaking the stack they'd spent years building.
bMaking 30 spreadsheets queryable, not migrating them
Another client, a $200M+ climate-tech fund, had portfolio data spread across more than 30 disconnected spreadsheets. The obvious pitch would have been rip it out, move to a real portfolio management tool. We didn't.
We built a layer on Retool, Xano, the Affinity API, and Claude that made all of it queryable in plain English from Slack — and it cut that fund's LP reporting time by 90%. Quarterly LP reporting went from a week of copy-paste to a question you type into a channel. The spreadsheets stayed. The pain didn't.
VIIA simple framework for choosing
If you want the short version, run your fund through these:
- Budget tolerance. Comfortable with a sales-led, five-figure annual deal? Affinity's on the table. Want self-serve you can expense? Attio.
- How much you actually use relationship scoring. Sourcing through warm intros and relationship strength today? Stay on Affinity — that's the one thing that won't port. Barely touch it? You're overpaying.
- Team size and admin appetite. Under ~15 people with no ops hire to babysit a rollout? Attio's self-serve setup wins.
- Where your data already lives. Deep in Notion or spreadsheets? Don't migrate — sync. A thin layer beats a rip-and-replace almost every time.
- Automation load. Piping every deck through AI enrichment? Model Attio's credit costs before you sign, or the headline price will lie to you.
For context on the newcomer: Attio raised a $52M Series B in August 2025 led by GV, sits on $116M in total funding, and is used by 5,000+ companies including Lovable, Granola, and Modal, per PR Newswire. It's not a risky bet anymore. But "well-funded" isn't the same as "right for your fund."
VIIIThe honest verdict
The part I'd tell a GP over coffee:
If you're lean, self-serve, and you don't live inside relationship-strength scoring — buy Attio. You'll save $50K-$70K a year and you won't miss what you weren't using.
If your sourcing genuinely runs on intro paths and relationship intelligence — stay on Affinity. The graph is the product, and it's the one thing you can't rebuild on the way out.
But here's the real lesson, and it's why funds keep hiring me after they've already picked a tool: the Affinity-vs-Attio war is a distraction from the adoption war. The best CRM is the one your partners actually use — and you can make almost any CRM sticky with a thin custom layer that meets people where they already work. That's the whole idea behind the Affinity Chat Bot I run in production across funds: ask your CRM a question in plain English from Slack or ChatGPT, no native UI to learn.
So pick the CRM that fits your budget and your sourcing. Then spend the real energy on the part nobody benchmarks — getting your team to use it. If you want to see the stack I build with to make that happen, it's all there.
— Michael Rouveure
