Comparison

Days vs When's That

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

Head to head
About

Days

Track upcoming special moments with customizable countdowns. Visualize your events with beautiful imagery and access them directly from your home or lock screen. Never forget important dates like birthdays or anniversaries again.

Highlights
  • Countdown to events
  • Count up from past events
  • Lock screen widgets
  • Home screen widgets
  • Recurring event tracking
  • Customizable event visuals
  • Event reminders
Features
Read full description

Countdown to the special moments that matter to you. It’s the small things in life that matter most. Birthdays, anniversaries, weddings and moments shared with the closest people in your life. Days helps you countdown and remember those special moments. Countdown to your events (and count up!) All of your events are remembered forever, whether you want a countdown to a vacation or you're looking back on your wedding anniversary. Countdown Calendar See all of your life events on one screen, easily swipe through each one with beautiful full screen event photos. Lock Screen Widgets Countdown to your upcoming events without even unlocking your phone, Lock Screen Widgets are now available on iOS 16 Home screen widgets Countdown to your events right from your home screen with our beautiful widgets. Recurring events Countdown to events that repeat yearly, monthly or weekly. Events like birthdays and anniversaries will never be forgotten again. Beautiful experience Days is designed with care and attention at it’s core. Subtle animations and beautiful imagery make your experience and countdown the best it can be. Intuitive swiping Swipe across to easily switch between your events so you can browse your events easily. Countdown Reminders We let you know how far away your event is so you’re always in the know, without even opening the app. So much more We’d love for you to experience Days, which is why you can download it for free. We’re always working on new features and we love hearing your feedback. Try Days now to experience why our users think Days is the best countdown app on the app store! We're the countdown app you need to get excited for your events. Read our terms, conditions and privacy here: https://daysapp.co/privacy & https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

When's That

Track important life events with a beautiful countdown timer. Get notified before events or see how long ago they occurred. Customize timers with images, fonts, and colors. Includes weather and map features.

Highlights
  • Unlimited countdown timers
  • Home Screen and Lock Screen widgets
  • Apple Watch complications
  • Customizable event backgrounds
  • Event notifications
  • Current weather for event locations
  • Event mapping
Features
Read full description

When's That is a beautiful countdown timer app to keep track of the important events in your life. • Want to know how long it is until you jet off to Paris for that amazing weekend? • What about being reminded a few days before it's someone's birthday so you can get them a gift? • How about wanting to know how long you've had your cat? All possible with When's That (especially the cat timer). When's That will track these events, and notify you on your iPad, iPhone and Watch when they happen, or before they happen! Features: • Unlimited countdown timers in years, weeks, days, hours, minutes and seconds. • Beautiful Home Screen and Lock Screen widgets! • Amazing complications for the Watch! • Universal app - works on your iPhone and iPad. Fully compatible with iPad's multitasking modes. • Works on the Watch. See all your events, view and change the cover event, delete events, change settings... • A background image for each event - choose from your own photos, one of the images included, or even generate images with emoji! • Lots of customisations - choose different fonts and colours for every part of an event's information. • Local notifications on your iPhone, iPad and Watch when an event happens, or at a specified period before the event. • Current weather for each event's location, including high, low & 'feels like' temperatures, cloud cover, air pressure... • Set a 'cover' event and see that event take up the full screen - it really does look gorgeous. • A map showing the location of your events across the globe. • Add notes to each event so you can remember the important details. • Timers count up once an event has happened, so you can also track past events. • Events can be added to Spotlight Search, so you can jump straight into an event from search on your Home Screen. • Events and their details can be added to your calendar. • Contextual menus in the events list let you perform common tasks quickly. • You can add a new event or view the cover event by pressing and holding down on the app icon. • Accessibility built-in: Differentiate Without Colour, Button Shapes/Show Borders, Bold Text etc. • Compatible with iOS/iPadOS 17+ and watchOS 10+.

Screenshots

Days4 screens
When's That4 screens

Verdict

The call

The clearest difference is price: Days at Free against When's That's $1.99. Days also leads on rating (4.8 vs 1.5) and update cadence (every 5 days vs every 3 months). When's That's advantage is in-app purchases (none vs 19). On ads, device support and iOS requirement 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

Days is free to download; When's That costs $1.99 up front. Days sells 14 in-app purchases, starting at $0.99 per month. When's That asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Days holds the better App Store score, 4.8 against 1.5. That said, the two scores are not equally well evidenced: Days has 12K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 74% of Days's written reviews are positive against 60% of When's That's.

UpkeepUpdate frequency

Days ships an update every 5 days, When's That every 3 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

Scorecard7 real differences · 3 level
Days versus When's That: the parameters behind the verdict, then further details
ParameterDaysWhen's That
PriceFree — better$1.99
Rating4.8 (12K ratings) — better1.5 (2 ratings)
Positive reviews73.5% of reviews — better60.0% of reviews
Number of ratings12K — better2
Update frequencyEvery 5 days — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, Apple WatchiPhone, iPad, Apple Watch — better
Requires iOS17.017.0
Further details — not scored
Size145 MB47 MB
Age rating4+4+
DeveloperMD Apps LTDChris Haynes

Customer experience

Days

All ratings12,451 ratings
Positive94.6%
Neutral2.2%
Negative3.2%
Written reviews790 reviews
Positive73.5%
Neutral8.1%
Negative18.4%

When's That

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

Bugs and requests

Days

Reported bugs

4 issues
  • Countdown not updating correctly
  • Inability to delete or edit events
  • Widget not functioning as expected
  • Crashes or freezes when performing certain actions

Requested features

6 requests
  • Recurring event support (e.g. birthdays, holidays)
  • More customization options for fonts, colors, layouts
  • Ability to display countdown in different formats (days, weeks, hours, etc.)
  • Integration with calendar apps for seamless event management
  • Reminders and notifications for upcoming events
Show 1 more
  • Support for multiple widgets on the home screen

When's That

Not enough reviews yet to summarise bugs or requests.

In-app purchases

14 purchases

Days

Subscriptions8
  • Monthly Plan$0.991 Month
  • Monthly Plan$1.991 Month
  • Yearly Plan2 variants$2.991 Year
Show 5 more
  • Yearly Plan2 variants$4.991 Year
  • Yearly Plan3 Days trial$4.991 Year
  • Yearly Plan7 Days trial$5.991 Year
  • Yearly Plan2 variants$5.991 Year
  • Yearly Plan3 Days trial$5.991 Year
One-time6
  • Lifetime Pro$4.99
  • Lifetime Pro$5.99
  • Lifetime Pro2 variants$8.99
Show 3 more
  • Lifetime Pro$12.99
  • Lifetime Pro$14.99
  • Lifetime Pro$17.99
None

When's That

No in-app purchases

Questions

Is Days free?
Days is free to download, with in-app purchases available.
Is When's That free?
When's That costs $1.99, with no in-app purchases.
Which has better reviews, Days or When's That?
Days is rated higher. Days averages 4.8 out of 5 from 12K ratings, while When's That averages 1.5 from 2 ratings.
Do Days or When's That have ads?
Neither Days nor When's That shows ads.
Which is updated more often, Days or When's That?
Days ships an update every 5 days, and When's That every 3 months. Most recently, Days was updated on October 14, 2026 and When's That on October 11, 2026.

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