Side-by-side comparison · Productivity & Notes
Calendly vs Heidi vs Linear
Everything that matters when choosing between them, in one place: our rating, what each can do, what they cost, and the trade-offs.
Comparing 3 tools, the maximum.
At a glance
Pick it if: Anyone who books calls with clients, prospects or candidates, from solo coaches to sales teams.
Pick it if: GPs, specialists, psychologists and allied health practitioners who spend their evenings writing up notes.
Pick it if: Startups and product teams who build software and want a fast, clean place to plan and track the work.
Overview
| Attribute | Calendly | Heidi | Linear |
|---|---|---|---|
| In one line | Share a link and let people book a meeting with you, with AI notes and email scheduling. | AI medical scribe that listens to a consult and writes the notes and letters. | Fast project tracker for product teams, with an AI agent that can code your issues. |
| Pricing model | Freemium | Freemium | Freemium |
| Starting price | $0 | Free | $0 |
| Free plan | Yes | Yes | Yes |
| Works with Claude Code | Yes | No | Yes |
Rating breakdown
Our scores out of 5. The higher bar in each row is highlighted.
| Attribute | Calendly | Heidi | Linear |
|---|---|---|---|
| Overall rating | 4.5 | 4.2 | 4.5 |
| Ease of useHow quickly someone non-technical gets value from it. | 5.0 | 4.5 | 4.5 |
| FeaturesHow completely it covers its own job, and how well the pieces fit together. | 4.5 | 4.5 | 4.5 |
| Output qualityHow good the results are before you fix them. | 4.5 | 4.0 | 4.5 |
| Value for moneyWhat you get for the price, including the free plan. | 4.0 | 4.0 | 4.0 |
| Speed & reliabilityHow fast it is and how often it falls over. | 4.5 | 4.0 | 5.0 |
Feature comparison
A tick means it does this today. A dash means we haven't checked.
| Attribute | Calendly | Heidi | Linear |
|---|---|---|---|
| Access & platform | |||
| Free plan | Yes | Yes | Yes |
| Mobile app | Yes | Yes | Yes |
| Desktop app | No | Yes | Yes |
| Browser extension | Yes | Yes | No |
| API access | Yes | – | Yes |
| Teams & business | |||
| Team workspace | Yes | Yes | Yes |
| Enterprise plan or SSO | Yes | Yes | Yes |
| Connects to other apps | Yes | Yes | Yes |
| Open source or self-hosted | No | No | No |
| AI abilities | |||
| Works with your files | No | Yes | Yes |
| Understands images | – | – | – |
| Makes images | No | No | No |
| Makes video | No | No | No |
| Writes code | No | No | Yes |
| Runs agents or automations | Yes | – | Yes |
| Learns your brand or style | – | Yes | – |
| Works in many languages | No | Yes | No |
| Capabilities score | 8/ 17 | 10/ 17 | 10/ 17 |
Pricing
Plans as listed on each vendor's site when we last checked. Confirm before you buy.
| Attribute | Calendly | Heidi | Linear |
|---|---|---|---|
| Plans | Free $0 Trying it out with one type of meeting. | Free Free A single clinician trying it on real consults. | Free $0 Small teams getting started. |
StandardOur pick $10/seat/mo billed yearly ($12 monthly) Solo professionals booking clients. | ClinicianOur pick See website (14-day free trial) A clinician who uses it every day. | BasicOur pick $10/user/mo billed yearly Small product teams. | |
Standard Plus $18/seat/mo billed yearly ($24 monthly) Solo professionals who want AI meeting notes. | Practice Custom Clinics with several practitioners. | Business $16/user/mo billed yearly Growing teams with support requests and private work. | |
Teams $16/seat/mo billed yearly ($20 monthly) Sales and service teams sharing bookings. | Enterprise Custom Health services and large groups. | Enterprise Custom Large companies with security needs. | |
Teams Plus $24/seat/mo billed yearly ($32 monthly) Teams that want AI notes on every call. | |||
Enterprise From $15,000/yr Large companies with 50+ seats. | |||
| Which plan to pick | Standard covers most solo businesses. Only pay for Standard Plus if you don't already use a meeting notetaker like Fathom or Granola. Move to Teams when more than one person takes bookings. | Start on Free for a couple of weeks of real consults. If it saves you time every day, trial the Clinician plan; if you need notes to flow into your practice software or want one bill for the clinic, ask about Practice. | Start free, then move to Basic when you pass 250 issues. Go to Business when you want AI triage, support-tool integrations or private teams. Add AI credits only if you plan to have Linear Agent write code; top-ups start at $10. |
Key features
| Attribute | Calendly | Heidi | Linear |
|---|---|---|---|
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Pros and cons
| Attribute | Calendly | Heidi | Linear |
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Who each one is for
| Attribute | Calendly | Heidi | Linear |
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Questions people ask
Which is better, Calendly, Heidi or Linear?
They tie on our overall rating (Calendly 4.5/5, Heidi 4.2/5 and Linear 4.5/5). Calendly is best for letting clients book calls without emailing back and forth and taking payment when someone books. Heidi is best for writing up consult notes and drafting referral and specialist letters. Linear is best for tracking bugs and feature requests and planning product roadmaps and sprints.
Which is cheaper, Calendly, Heidi or Linear?
Calendly: There's a free plan, and paid plans start at $0. Heidi: It's free to use. Linear: There's a free plan, and paid plans start at $0.
Which is easier to use, Calendly, Heidi or Linear?
Calendly rates highest for ease of use in our scores. Anyone who books calls with clients, prospects or candidates, from solo coaches to sales teams.
How we compare
Ratings are our own, from using each tool, across ease of use, features, output quality, value for money, speed & reliability.
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