Side-by-side comparison · Productivity & Notes
Calendly vs Fathom vs Obsidian
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: Sales and customer-facing teams who want every call recorded and summarised without paying per seat to start.
Pick it if: People who want private notes they own, and Claude Code users who want a knowledge base Claude can read and write.
Calendly scores highest overall, but Obsidian gives you more for your money. Which one is right comes down to what you value most.
Overview
| Attribute | Calendly | Fathom | Obsidian |
|---|---|---|---|
| In one line | Share a link and let people book a meeting with you, with AI notes and email scheduling. | Records your video calls and sends you a summary, action items and transcript. | Free, private notes app that saves plain files on your computer, so Claude can read them. |
| Pricing model | Freemium | Freemium | Freemium |
| Starting price | $0 | $20/mo | $4/user/mo |
| Free plan | Yes | Yes | Yes |
| Works with Claude Code | Yes | Yes | Yes |
Rating breakdown
Our scores out of 5. The higher bar in each row is highlighted.
| Attribute | Calendly | Fathom | Obsidian |
|---|---|---|---|
| Overall rating | 4.5Winner | 4.2 | 4.2 |
| Ease of useHow quickly someone non-technical gets value from it. | 5.0 | 4.5 | 3.0 |
| 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 | 3.5 | 4.0 |
| Value for moneyWhat you get for the price, including the free plan. | 4.0 | 4.5 | 5.0 |
| Speed & reliabilityHow fast it is and how often it falls over. | 4.5 | 4.0 | 4.5 |
Feature comparison
A tick means it does this today. A dash means we haven't checked.
| Attribute | Calendly | Fathom | Obsidian |
|---|---|---|---|
| Access & platform | |||
| Free plan | Yes | Yes | Yes |
| Mobile app | Yes | – | Yes |
| Desktop app | No | Yes | Yes |
| Browser extension | Yes | – | Yes |
| API access | Yes | Yes | Yes |
| Teams & business | |||
| Team workspace | Yes | Yes | No |
| Enterprise plan or SSO | Yes | Yes | Yes |
| Connects to other apps | Yes | Yes | Yes |
| Open source or self-hosted | No | No | – |
| AI abilities | |||
| Works with your files | No | No | Yes |
| Understands images | – | No | – |
| Makes images | No | No | No |
| Makes video | No | No | No |
| Writes code | No | No | No |
| Runs agents or automations | Yes | No | No |
| Learns your brand or style | – | No | – |
| Works in many languages | No | Yes | Yes |
| Capabilities score | 8/ 17 | 7/ 17 | 9/ 17 |
Pricing
Plans as listed on each vendor's site when we last checked. Confirm before you buy.
| Attribute | Calendly | Fathom | Obsidian |
|---|---|---|---|
| Plans | Free $0 Trying it out with one type of meeting. | FreeOur pick Free Anyone who wants every call recorded without paying. | ObsidianOur pick Free Everyone, including work use. |
StandardOur pick $10/seat/mo billed yearly ($12 monthly) Solo professionals booking clients. | Premium $20/mo, or $16/mo billed yearly One person who wants the fuller summaries every time. | Sync $4/user/mo billed yearly ($5 monthly) Keeping notes the same on phone and computer. | |
Standard Plus $18/seat/mo billed yearly ($24 monthly) Solo professionals who want AI meeting notes. | Team $19/user/mo, or $15/user/mo billed yearly Small teams sharing calls with each other. | Publish $8/site/mo billed yearly ($10 monthly) Turning notes into a public website or wiki. | |
Teams $16/seat/mo billed yearly ($20 monthly) Sales and service teams sharing bookings. | Business $34/user/mo, or $25/user/mo billed yearly Sales teams living in a CRM. | Commercial licence $50/user/yr (optional) Businesses that want to support development. | |
Teams Plus $24/seat/mo billed yearly ($32 monthly) Teams that want AI notes on every call. | Enterprise Custom Larger organisations needing SSO and rollout help. | ||
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. | Most people should simply use Free; it covers more than the paid tiers of its rivals. Only move to Team or Business when several people need to search each other's calls or you want notes landing in HubSpot or Salesforce without lifting a finger. | Use the free app. Add Sync if you want your notes on your phone and computer without setting up your own sync. A commercial licence is optional, even for business use. |
Key features
| Attribute | Calendly | Fathom | Obsidian |
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Pros and cons
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Who each one is for
| Attribute | Calendly | Fathom | Obsidian |
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Questions people ask
Which is better, Calendly, Fathom or Obsidian?
Calendly scores highest overall in our ratings (Calendly 4.5/5, Fathom 4.2/5 and Obsidian 4.2/5). Calendly is best for letting clients book calls without emailing back and forth and taking payment when someone books. Fathom is best for recording sales and client calls and sharing call clips with the team. Obsidian is best for A private second brain you fully own and A notes folder Claude Code can read and write.
Which is cheaper, Calendly, Fathom or Obsidian?
Calendly: There's a free plan, and paid plans start at $0. Fathom: There's a free plan, and paid plans start at $20/mo. Obsidian: There's a free plan, and paid plans start at $4/user/mo.
Which is easier to use, Calendly, Fathom or Obsidian?
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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