
Attio
Salesflare
OnePageCRM
Capsule CRM
Nimble
Flowlu
Twenty
A CRM for a business of one. $19 a month flat, every feature included: texting, calling, email campaigns, newsletters, invoicing and an MCP server, sent through your own Twilio and Resend accounts with no markup on messages.

Pipedrive
Zoho CRM
HubSpot
Insightly
Salesforce
HubSpot CRM
Freshsales CRM
A CRM with built-in calling, SMS, and email

Which is more popular?
Based on our record, Close seems to be more popular. It has been mentioned 8 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | groundbasecrm.com | close.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from Canada · 1 - 9 employees · 2026 | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


Groundbase is a CRM built for one person running their own business: a realtor, a freelancer, a consultant, a tradesperson. It's $19 a month (or $199 a year) with every feature on the one plan. No tiers, no per-seat pricing, no add-ons. What's in it: - Contacts, companies, tags, custom fields and...
No description of Close yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Groundbase yet.
Overall verdict
Why this product is good
Recommended for
Close is ideal for sales-driven organizations, especially small to medium-sized enterprises (SMEs) that require efficient lead management, streamlined communication, and actionable insights to enhance their sales performance.
Walkthroughs and reviews on video.
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Groundbase and Close.
Groundbase's answer
The API and the MCP server run on Cloudflare Workers, in TypeScript with no backend framework. The database is Turso (libSQL), and billing goes through Stripe. Texts and calls go through Twilio and email through Resend, both on the customer's own accounts, not mine.
The web app is React on Vite, the Windows desktop app is Electron, and the Android app is React Native. All three work from the same cloud data. The MCP server uses Streamable HTTP, and the marketing site is Next.js.
Most of it runs on Cloudflare because of how costs grow. At a flat $19 a month, I can't have a hosting bill that rises with bandwidth on several fronts at once.
Groundbase's answer
Groundbase's answer
Two things.
First, it sends things itself, through accounts you own. Texts and calls go through your own Twilio number, campaign email through your own Resend account, card payments through your own Stripe account. You pay those companies directly, on invoices with your name on them, and nothing is marked up.
Second, it has an MCP server. Connect Claude, ChatGPT or Cursor and your assistant can actually do the work in your CRM: "text the three people I quoted last week" ends with three texts sent, not a draft for you to copy.
And it's $19 a month, flat. One plan, one person, every feature included. Nothing is held back for a higher tier.
Groundbase's answer
Groundbase is built for a business of one, not a sales team scaled down. Most CRMs charge per seat and split the useful parts across tiers and add-ons. Groundbase is one flat price ($19/month or $199/year) with everything included: contacts and deals, tasks and a calendar, invoices and quotes with time tracking, booking links, email and text campaigns, and workflows.
Texting and calling run through your own Twilio account, and campaigns through your own Resend account. You pay those providers directly at their rates, with no markup, and the phone numbers stay yours if you ever leave.
It also works with the AI assistant you already use. Groundbase runs an MCP server with 134 tools, so Claude or ChatGPT can look things up, update records, and draft or send messages in your real account.
It runs on the web, Windows and Android. There's no iOS app yet.
Groundbase's answer
People running a business of one. A realtor working their sphere, a freelancer, a consultant, a tradesperson, a coach: someone who does their own follow-up and wants the CRM to send the text, the email or the invoice, not just remind them to.
Two things tend to be true of them. They don't want to pay per-seat or team prices for features built for teams, and they're willing to spend fifteen minutes connecting their own Twilio and Resend accounts so they never pay a markup on messages.
It isn't for teams, or for anyone who needs lead routing, permissions or manager reporting. There are better tools for that, and I'd rather say so up front.
Groundbase's answer
I built the CRM I wanted and couldn't find. Everything out there either assumed a sales team I didn't have, or was the cheap entry tier of someone else's upsell funnel.
The part worth telling is what I removed. Groundbase originally had a credits system: customers topped up a wallet, sent texts through my Twilio account, and I marked up the rate. That was supposed to be platform revenue.
I killed it. Texting compliance for many businesses on one account is brutal for one person to manage, every credits system generates "where did my $10 go" emails, and refunding partial balances is miserable. But the real reason was simpler: I built this to get away from platforms that mark up Twilio, and there I was marking up Twilio. So customers connect their own account now. I lost the markup revenue and got back a product I'd actually buy.
Share your experience with using Groundbase and Close. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of Groundbase yet. Be the first one to post
Switching Move from Close in a day. 012 minutes Connect Close Paste a Close API key in Settings → Migration. Leadey checks it and reads your account; nothing changes in Close. 025 minutes Choose what to bring Pick the...
Recommendations tracked on public social media and blogs since March 2021.


Tracking Groundbase since Aug 2026.
Close (https://close.com) | Multiple Product & Engineering Roles | REMOTE (US) Close is a bootstrapped, profitable, completely remote, ~90 person team of thoughtful individuals who value autonomy and impact. Since 2013, we’ve been... - Source: Hacker News / over 2 years ago
Close (https://close.com) | Multiple Product & Engineering Roles | REMOTE (US) Close is a bootstrapped, profitable, completely remote, ~90 person team of thoughtful individuals who value autonomy and impact. Since 2013, we’ve been... - Source: Hacker News / over 2 years ago
This sign-up sales email from Close.io (now close.com) will likely increase your conversion rate. Here's why it works well:. Source: over 3 years ago
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