If you've been using LettuceMeet and something about it isn't quite right — or you're evaluating it before committing — this is a straight comparison of the two tools, written honestly rather than as a sales pitch.
The short version: LettuceMeet and WhenItWorks are the most similar tools in this space. Both use availability grids. Both are free. Both require no account from participants. The differences are real but specific — and which one wins depends entirely on your situation.
How similar are they, really?
More similar than different. Before getting into the gaps, it's worth being clear about the substantial common ground:
Both tools solve the same problem the same way: everyone marks their free time on a grid, the best overlap becomes visible, you pick a time. If you're coming from When2Meet or Doodle, either tool will feel like an improvement. The decision between them comes down to a handful of specific features.
The quick pick
Choose WhenItWorks if...
You want zero friction for everyone
- ·You don't want to create an account as the organizer
- ·You want the best time flagged automatically — no guessing
- ·You want to see clearly who has and hasn't responded
- ·It's a casual group: friends, family, a club, a team
- ·You need it set up and shared in under a minute
Choose LettuceMeet if...
You want calendar integration
- ·You want to see Google Calendar or Outlook events overlaid while marking availability
- ·You schedule regularly and want all past events in one account dashboard
- ·You want meetings to auto-sync to Google Calendar once confirmed
- ·You're organizing professional or team meetings, not casual group events
Feature-by-feature breakdown
| Feature | WhenItWorks | LettuceMeet |
|---|---|---|
| Scheduling model | Availability grid | Availability grid |
| Free to use | Yes, always | Yes, always |
| Organizer account required | No — truly zero accounts | Optional but recommended |
| Guest account required | No | No |
| Google Calendar integration | No | Yes — overlay while marking |
| Outlook integration | No | Yes |
| Automatic best-time highlight | Yes — flagged automatically | Grid shows overlap, no flag |
| See who has responded | Yes — by name | Visible in grid, less clear |
| Automatic timezone conversion | Single event timezone | Yes — auto-detects per user |
| Edit availability after submitting | Yes | Yes |
| Mobile experience | Designed for mobile | Better than When2Meet, some friction |
| Past event management | No account dashboard | Via Google account |
| Ads | None | None |
| Best for | Casual groups, friends, families, teams | Professionals, repeat schedulers, calendar users |
The one area where LettuceMeet clearly wins
Calendar integration. If you connect Google Calendar or Outlook to LettuceMeet, your existing events appear as a semi-transparent overlay on the availability grid while you're marking your free time. You don't have to mentally cross-reference two tabs or try to remember what you have on Thursday afternoon — it's right there.
For people who schedule meetings regularly and live in Google Calendar, this is a genuinely useful feature. WhenItWorks doesn't offer this, and it's not a trivial gap to dismiss.
When calendar integration matters most:Professional contexts, remote teams, and people who have dense calendars with lots of commitments to remember. If your typical scheduling situation involves colleagues who might accidentally mark themselves free during an existing meeting, LettuceMeet's overlay catches that before it becomes a problem.
LettuceMeet also lets organizers manage all past events through their Google account — useful if you schedule regularly and want to revisit or reshare old event links. WhenItWorks doesn't have a persistent account dashboard, so once an event is done, it's done.
Where WhenItWorks has the edge
No account required for the organizer either
This is where the two tools diverge most practically. LettuceMeet strongly encourages organizers to sign in with Google — without an account, you risk losing access to your own event link if you close the browser. For a one-off casual gathering, that's an obstacle that didn't need to exist. WhenItWorks has no account, no sign-in, no risk of losing your event. Open the site, create the event, share the link, done.
The distinction matters most for infrequent organizers — someone planning a birthday dinner or a family reunion who isn't going to remember a password six months from now.
The best time is flagged automatically
Both tools show a heatmap of overlap after responses come in. The difference is what happens next. LettuceMeet shows you the grid and leaves interpretation to you — you look at the colors and identify the darkest region yourself. WhenItWorks explicitly labels the best available slot, so you don't have to do any visual analysis. For small groups this is a minor convenience; for larger groups where the heatmap has many shades, having the answer surfaced automatically is meaningfully faster.
A small thing that matters:When you share results with a group — "here's what the scheduling showed" — being able to say "WhenItWorks flagged Saturday 3pm as the best time for everyone" is cleaner than screenshotting a heatmap and asking people to look at the dark spots themselves.
Clearer respondent tracking
WhenItWorks shows you which named individuals have submitted their availability and which haven't, in a straightforward list. LettuceMeet surfaces this information too, but less prominently — you have to inspect the grid to infer who's responded. When you're waiting on three specific people to fill in their availability before you can make a decision, knowing exactly who they are makes follow-up much easier.
The organizer account question in more detail
It's worth being precise about this because it's nuanced. LettuceMeet participants — the people you invite — don't need an account. That part is the same as WhenItWorks. The difference is on the organizer side.
LettuceMeet's Google sign-in is optional in theory, but practically speaking it's the path the tool nudges you toward. The reason is sensible: without an account, your event link is only accessible as long as you have it saved somewhere. If you create an event without signing in, close your browser, and later want to check on responses or reshare the link, you may not be able to retrieve it easily. The account solves that persistence problem.
WhenItWorks sidesteps this entirely by making the event link itself the access mechanism — the same link you share with participants is the link you use to check responses. No account needed, nothing to lose.
Timezone handling: an honest note
LettuceMeet handles timezones more automatically — it detects each user's local timezone and converts accordingly, so someone in London and someone in Chicago both see the grid in their own local time. WhenItWorks uses a single event timezone, which the organizer sets at creation. Everyone sees the same time labels.
For purely domestic scheduling — a friend group in the same city, a family all in the same region — this difference is irrelevant. For groups spread across time zones, LettuceMeet's automatic conversion is a meaningful convenience that reduces the chance of someone accidentally marking the wrong hours.
Who each tool is actually built for
Based on how both tools present themselves and what features they've chosen to build, they seem to be targeting slightly different primary users.
LettuceMeethas leaned into professional and semi-professional use — Google Calendar integration, Outlook sync, account-based event management. It's a good fit for teams, colleagues, and frequent schedulers who already live in their calendar and want their scheduling tool to connect with it.
WhenItWorksis optimized for the casual end: friend groups, families, book clubs, sports teams, reunion planners. The "zero accounts for anyone" stance is a deliberate choice to reduce friction for people who aren't going to create yet another account just to answer a scheduling question. The automatic best-time highlighting reflects a similar philosophy — don't make people do work the tool can do for them.
Neither framing is wrong. They're just different design priorities for different contexts.
The bottom line
If calendar integration is on your must-have list — if you want to see your Google Calendar while marking availability, or have confirmed meeting times sync back to it automatically — LettuceMeet is the better choice and WhenItWorks doesn't compete on that feature.
If you want the path of absolute least friction — no accounts for anyone, best time flagged automatically, clear respondent tracking, shareable in under a minute — WhenItWorks is the cleaner experience, particularly for casual and personal group scheduling.
Both are free. Both are honest products without upsells or ads. You can try either one in under two minutes and decide for yourself which feels right.
Try WhenItWorks in about 60 seconds
No account needed — for you or anyone you invite. Create an event, share one link, see the best time automatically.
Create your first event →Free forever · No sign-up required · Works on any device
Frequently asked questions
What is the best LettuceMeet alternative?
WhenItWorks is the closest free alternative to LettuceMeet. Both use an availability grid where everyone marks their own free time and the best overlap surfaces automatically. Key differences: WhenItWorks requires no account from anyone including the organizer, highlights the best time slot automatically, and shows clearly who has and hasn't responded yet.
Does LettuceMeet require an account?
Participants don't need an account. Organizers are strongly encouraged to sign in with Google — without an account, you may lose access to your event link if you close the browser. WhenItWorks requires no account from anyone, including the organizer. The shared event link is all you need.
Does LettuceMeet integrate with Google Calendar?
Yes. LettuceMeet shows your existing Google Calendar or Outlook events overlaid on the availability grid while you mark your free time, which helps avoid conflicts. WhenItWorks doesn't currently offer calendar integration — if this is important to your workflow, LettuceMeet has a clear advantage here.
What does WhenItWorks do that LettuceMeet doesn't?
WhenItWorks requires zero accounts for anyone including the organizer, automatically highlights the best time slot once responses are in rather than leaving you to interpret the heatmap yourself, and shows clearly which specific people have responded and which haven't — making targeted follow-up easier.
Are both tools really free?
Yes. Both LettuceMeet and WhenItWorks are completely free with no paid tiers, no ads, and no feature limits. The decision between them is entirely about which features matter more for your situation — not about price.