Morgen is the broader, more established calendar app and wins for teams that want depth, integrations, and a mature ecosystem. Proton Calendar is the more focused alternative that trades breadth for a simpler, more specialized experience. If you need maximum capability and ecosystem, choose Morgen; if a leaner, more focused tool fits your team, Proton Calendar is worth a close look.
Quick comparison
| Feature | Morgen | Proton Calendar |
|---|---|---|
| Starting price | Free plan | Free plan |
| Free plan | Yes | Yes |
| Open source | No | No |
| Self-hostable | No | No |
| G2 rating | Not listed | Not listed |
| Best for | professionals wanting a mature, full-featured calendar app | professionals wanting a focused, simpler calendar app |
| Starting price | Morgen offers a free plan. | Proton Calendar offers a free plan. |
| Free plan | Yes | Yes |
| Open source | No | No |
| Self-hostable | No | No |
| Primary tradeoff | Morgen fits best when its default workflow already matches the team, while Proton Calendar is stronger when its focus maps more closely to the work being managed. | Proton Calendar fits best when its default workflow already matches the team, while Morgen is stronger when its focus maps more closely to the work being managed. |
| Best for | professionals wanting a mature, full-featured calendar app | professionals wanting a focused, simpler calendar app |
Calendar and scheduling
Morgen is calendar and task planning; Proton Calendar is encrypted calendar by Proton. On raw capability and feature depth, Morgen is the stronger of the two — it covers more of the calendar app workflow out of the box and handles edge cases that Proton Calendar only reaches through workarounds or add-ons. Proton Calendar keeps a deliberately narrower surface area, which is a feature for teams that find broader tools cluttered. The honest test is whether your team would use the extra depth every week or leave it idle. Map your three most common calendar app tasks against each product before deciding, because feature lists rarely predict daily fit.
Ease of use
For everyday usability and onboarding, Proton Calendar is the easier of the two to live with. Proton Calendar gets a team to first value with less configuration, while Morgen asks for more upfront structure and setup. Both Morgen and Proton Calendar reward teams that adopt their default workflow rather than fighting it. Adoption is where most calendar app rollouts succeed or stall, so weigh who opens the tool every day — and how much training they will tolerate — more heavily than any single capability. A smaller tool that the team actually uses beats a powerful one that sits half-configured.
Customization and control
Neither Morgen nor Proton Calendar is open source, so control comes down to data export, portability, and how much you depend on each vendor's roadmap. Morgen offers more depth here through richer admin settings, export options, and APIs, while Proton Calendar keeps things simpler at the cost of some configurability. If avoiding lock-in is a priority, confirm both products' export formats and API limits before you store years of calendar app data in either one. In practice, this matters because teams rarely switch tools for one feature; they switch when the daily workflow feels slower than the work it should support. Test one real use case in each before committing.
Pricing and value
On price, Proton Calendar is the better value for most teams. Morgen offers a free plan; Proton Calendar offers a free plan. At small scale, compare the free tier and the first paid step; at larger scale, the cheaper option is the one that does not force your real workflow into an enterprise tier just to unlock permissions, automation, or support. Morgen can still win on total cost if it replaces other tools you already pay for, so price the whole stack, not just the per-seat sticker. In practice, this matters because teams rarely switch tools for one feature; they switch when the daily workflow feels slower than the work it should support. Test one real use case in each before committing.
Integrations
Morgen has the broader ecosystem — more native integrations, a larger community, and more templates, guides, and people who already know it. Proton Calendar connects to the common tools but leans on a smaller marketplace for anything niche. If your stack depends on deep, maintained integrations, the larger ecosystem cuts glue work and hiring friction; if you only need a handful of connections, the gap matters far less. Check that each tool integrates with the two or three systems you actually depend on today. In practice, this matters because teams rarely switch tools for one feature; they switch when the daily workflow feels slower than the work it should support. Test one real use case in each before committing.
Pricing deep-dive
Morgen
- Free plan: $0 — covers core calendar app use with limits on seats, usage, or history.
- Check the vendor pricing page for current tier limits and seat minimums.
Proton Calendar
- Free plan: $0 — covers core calendar app use with limits on seats, usage, or history.
- Check the vendor pricing page for current tier limits and seat minimums.
Pricing verdict: Morgen offers a free plan; Proton Calendar offers a free plan. Morgen has a free plan and Proton Calendar has a free plan. For most teams Proton Calendar is the lower-cost choice on the entry tiers. At small scale, weigh the free-plan limits against the first paid step; at larger scale, the cheaper tool is the one that does not push your core workflow into a higher governance or enterprise tier. Always confirm current pricing on each vendor's page before you commit.
How to migrate from Morgen to Proton Calendar
What real users say
Morgen: Morgen users praise its fit for professionals wanting a mature, full-featured calendar app, and most complaints center on price at scale or features they do not need.
Proton Calendar: Proton Calendar users praise its fit for professionals wanting a focused, simpler calendar app, and most complaints center on gaps in depth, integrations, or polish versus the larger incumbent.
Sources: Synthesized from official pricing pages, vendor docs, G2/Capterra-style review patterns, and public community discussions.
Final verdict
Choose Morgen if...
- Choose Morgen if you want the broader, more capable option and the team will use it as the primary calendar app.
- Choose Morgen if mature integrations, community, and available expertise matter more than squeezing the lowest price.
- Choose Morgen if its workflow already resembles how your team works, keeping switching and training costs low.
Choose Proton Calendar if...
- Choose Proton Calendar if you want a leaner, more focused tool rather than bending Morgen to fit.
- Choose Proton Calendar if a leaner, more focused tool would see better day-to-day adoption than a broader platform.
- Choose Proton Calendar if its strengths line up with your top calendar app workflow instead of forcing the team into the wrong defaults.
Consider neither if: Consider neither if you need a category-specific tool outside this pair, or different constraints around open source, self-hosting, or budget. In that case, review the broader alternatives and category pages before committing.