Software Alternatives & Startups

Nylas Mail VS Groundbase

Compare Nylas Mail VS Groundbase and see what are their differences

Nylas Mail

The Nylas Cloud API powers your application with email, calendar & contacts features. Built-in features for better email, calendar, and contact management.

Rating
0 reviews
Groundbase

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.

Rating
0 reviews
Pricing
Paid Free trial $19 / Monthly (Flat rate — all features included)
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Nylas Mail seems to be more popular. It has been mentioned 1 time since March 2021.

social mentions
1 vs 0
Email Automation popularity
100% vs 0%
alternatives listed
240+ vs 28

Base details

Website, pricing, platforms and company facts side by side.

Nylas Mail
Groundbase
Website nylas.com groundbasecrm.com
Pricing
Paid Free trial $19 / Monthly (Flat rate — all features included) Official pricing
Platforms —
Web Windows Android
Company Startup from the United States · 100 - 249 employees · 2013 Startup from Canada · 1 - 9 employees · 2026
Listed in

About Nylas Mail and Groundbase

In their own words, as submitted to SaaSHub.

Nylas Mail
Groundbase

No description of Nylas Mail yet.

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...

Read more about Groundbase

Features and specs

What each product offers, as listed by its team.

Nylas Mail 5 features
Groundbase 15 features
  • Unified Inbox
    Nylas Mail allows users to manage multiple email accounts from different providers within a single interface, which improves efficiency and ease of use.
  • Customizability
    The platform offers extensive customization options, including third-party plugins and themes, enabling users to tailor their email experience to their specific needs.
  • Built-in Analytics
    Nylas Mail provides analytical tools that offer insights into email activity and performance, helping users optimize their email strategies.
  • Developer-Friendly
    The service features a comprehensive API and is open-source, making it an excellent tool for developers who want to build custom email experiences or integrate with other applications.
  • Cross-Platform Support
    Nylas Mail is compatible with various operating systems, including Windows, macOS, and Linux, making it accessible to a wide range of users.

Possible disadvantages

  • Cost
    The advanced features of Nylas Mail often come at a higher price point compared to other free or cheaper email clients, which could be a barrier for individual users or small businesses.
  • Resource Intensive
    Some users have reported that Nylas Mail can be resource-intensive, leading to slower performance on older or less powerful hardware.
  • Limited Offline Access
    While Nylas Mail does offer some offline functionality, it is not as robust as some competitors, which can be a drawback for users who need extensive offline access to their emails.
  • Learning Curve
    The extensive range of features and customization options can make Nylas Mail a bit overwhelming for new users, leading to a steeper learning curve.
  • Inconsistent Updates
    Users have occasionally noted that updates and new feature rollouts are inconsistent, which can lead to stability and reliability concerns.
  • Web-Based Platform
    Works in any modern browser at app.groundbasecrm.com
  • Android App
    Direct .apk download, near-full feature parity with desktop
  • Windows
    Native desktop app (.exe installer)
  • BYO Twilio
    Connect your own Twilio account. No markup on SMS or voice — you pay Twilio's published rates directly.
  • BYO Resend
    Connect your own Resend account for email. No platform markup, no imposed sending limits.
  • MCP Server
    Model Context Protocol server — Claude, Chatgpt, or any MCP client can read and act on your CRM data.
  • Flat Pricing
    $19/month. No per-seat, no tiers, no usage-based billing.
  • Deal Pipeline
    Drag-and-drop kanban board with custom stages.
  • Bulk SMS
    Send to filtered contact lists through your own Twilio number.
  • Email & SMS Campaigns
    Drip sequences, A/B testing, and analytics pulled from your own Resend account.
  • Cadences
    Multi-step outreach sequences mixing SMS, email, tasks, and tags.
  • Automations & Webhooks
    Trigger-based workflows plus inbound and outbound webhooks.
  • Softphone
    In-browser calling and voicemail drops via Twilio Voice.
  • Custom Fields
    Unlimited custom fields on contacts, companies, and deals.
  • Google Calendar Sync
    Two-way sync plus public booking pages.

Analysis

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

Nylas Mail
Groundbase

Overall verdict

  • Nylas Mail had a solid reputation for being a capable email client that offered advanced features appreciated by power users. However, it's important to note that Nylas Mail was discontinued and is no longer available. Users interested in similar features might consider alternative email clients like Mailbird, Spark, or Superhuman.

Why this product is good

  • Nylas Mail was known for its modern interface, powerful search capabilities, and support for multiple email services through a unified platform. It also offered features like tracking, scheduling, and syncing across devices, which were highly valued by users who needed robust email management tools.

Recommended for

    Nylas Mail was particularly well-suited for users who manage multiple email accounts and need enhanced functionality beyond basic email management, such as advanced search, email scheduling, and analytics. Since it's no longer available, users with similar needs should look for other modern email clients that offer these capabilities.

No analysis of Groundbase yet.

Videos

Walkthroughs and reviews on video.

Nylas Mail 1 video + Add
Groundbase 0 videos + Add

Gmail with Nylas Mail

No Groundbase videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Nylas Mail
Groundbase
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
CRM
100% 100%

Questions & Answers

As answered by people managing Nylas Mail and Groundbase.

Which are the primary technologies used for building your product?

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.

Who are some of the biggest customers of your product?

Groundbase's answer:

  • Groundbase is new and deliberately small: it's used by people running a business of one, like realtors, freelancers and consultants. None of them are "big customers", and I don't list anyone without their permission.

What makes your product unique?

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.

Why should a person choose your product over its competitors?

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.

How would you describe the primary audience of your product?

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.

What's the story behind your product?

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.

User comments

Share your experience with using Nylas Mail and Groundbase. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Nylas Mail 1 mention
Groundbase 0 mentions
  • Ask HN: Who is hiring? (February 2025)
    Nylas | https://nylas.com | Senior Software Engineer | Remote in Canada (US based company) At Nylas, we specialize in making it easier for developers to add email, calendar, and contact management features into their applications. We... - Source: Hacker News / over 1 year ago

Tracking Groundbase since Aug 2026.

Alternatives to Nylas Mail and Groundbase

When comparing Nylas Mail and Groundbase, you can also consider the following products.