Comparison

CheckMarked vs Whos Free When?

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CheckMarked

Organize your thoughts and tasks using Markdown in a sleek, modern interface. Seamlessly integrate your notes with Obsidian for enhanced productivity.

Highlights
  • Markdown list support
  • Clean, modern iOS interface
  • Obsidian integration
  • Task organization
  • Note-taking
Read full description

CheckMarked lets you keep your lists in Markdown while presenting a clean, modern, iOS interface. Perfect for integrating with Obsidian.

About

Whos Free When?

Features
Read full description

Planning anything with a group shouldn't feel like a second job. WhosFreeWhen? is the simplest way to find a date that works for everyone. Create an event, share the link, and let everyone tap the days they're free. You'll instantly see which dates have the most availability, no back-and-forth, no spreadsheets, no chasing people down. How it works Create an event in seconds and share the link with anyone, they don't even need an account. Each person taps their available and unavailable days on the calendar. Long-press any day to see exactly who's free and who isn't. When you've got your date, use built-in polls to sort out the details: where to eat, what to watch, who's bringing what. Perfect for - Scheduling nights out, trips, or dinners with friends - Coordinating team meetups or work events - Planning family gatherings across busy calendars - Any group decision where timing is everything Key features - Shared availability calendar — see the whole group at a glance - Long-press any day to see who's available and who isn't - Group polls, settle decisions alongside your scheduling - Share via link or event ID, no app required to participate - Works as a guest or with a free account - Free account syncs your events across all your devices

Screenshots

CheckMarked4 screens
Whos Free When?4 screens

Verdict

The call

The clearest difference is in-app purchases: CheckMarked at none against Whos Free When?'s 1. Whos Free When?'s advantage is update cadence (every 9 days vs every 3 weeks) and iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Whos Free When? sells 1 one-off in-app purchase. CheckMarked asks for nothing beyond the download.

UpkeepUpdate frequency

CheckMarked ships an update every 3 weeks, Whos Free When? every 9 days. The most recent releases landed on June 1, 2026 and September 6, 2026 respectively.

Scorecard3 real differences · 6 level
CheckMarked versus Whos Free When?: the parameters behind the verdict, then further details
ParameterCheckMarkedWhos Free When?
PriceFreeFree
Rating5.0 (3 ratings) — better—
Number of ratings3 — better—
Update frequencyEvery 3 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS26.015.1 — better
Further details — not scored
Size8 MB23 MB
Age rating4+4+
DeveloperDavid PowersJoe Cobain

In-app purchases

None

CheckMarked

No in-app purchases

1 purchases

Whos Free When?

One-time1
  • WhosFreeWhen Pro Lifetime$2.99

Questions

Is CheckMarked free?
CheckMarked is free to download, with no in-app purchases.
Is Whos Free When? free?
Whos Free When? is free to download, with in-app purchases available.
Do CheckMarked or Whos Free When? have ads?
Neither CheckMarked nor Whos Free When? shows ads.
Which is updated more often, CheckMarked or Whos Free When??
CheckMarked ships an update every 3 weeks, and Whos Free When? every 9 days. Most recently, CheckMarked was updated on June 1, 2026 and Whos Free When? on September 6, 2026.

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