#8 · Best if you want zero tools · Updated 2026-10-07
Manual ICS file + Google link
4.8Quick verdict
You can hand-build a Google Calendar template URL and attach or host an .ics file. It costs nothing, but it is error-prone (time zones, encoding), needs separate links per calendar and gives no tracking.
All conclusions come from independent research: hands-on testing of every tool, cross-checked against vendor documentation, pricing pages, changelogs and public user reviews. Read the full methodology.
Scores
| Criterion | Weight | Score |
|---|---|---|
| Calendar coverage | 20% | 7.0 |
| Features | 20% | 3.0 |
| Ease of use | 15% | 3.5 |
| API & integrations | 15% | 2.0 |
| Analytics | 10% | 0.0 |
| Privacy & GDPR | 10% | 10.0 |
| Pricing & value | 10% | 10.0 |
| Overall | 100% | 4.8 |
Pros
- Free
- No third party involved
Cons
- Separate link per calendar
- Easy to break time zones
- No updates or analytics
Features
| Hosted event links | Yes |
| Works in emails | Yes |
| Website button | No |
| Event landing pages | No |
| Calendar subscriptions | No |
| Analytics | No |
| API | No |
| Type | Manual |
| Pricing | Free. |
| Website | https://datatracker.ietf.org/doc/html/rfc5545 |