Comparison

Until24 vs Daymark

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

Head to head
About

Until24

This app helps you track the time remaining until important daily, weekly, or one-time events. It offers customizable widgets for your home and lock screens, updating in real-time.

Highlights
  • Display time until events
  • Manage recurring and one-time schedules
  • Home screen widgets
  • Lock screen widgets
  • Real-time second updates
  • Customizable fonts
Features
Read full description

This app is a simple clock app for those who want to check "time remaining until". For example, it can display daily how many hours and minutes remain until work or school, and I think it's designed to be user-friendly especially for those with the same daily schedule. It supports both  Home screen widgets (4 types) Lock screen widgets (3 types) Widgets allowing you to quickly grasp the remaining time from the lock screen and other places. The time displayed on widgets is also updated in real-time every second. Of course, it supports not only daily and weekly schedules but also one-time events. +++ When to use? +++ Daily use scenarios: ・Time remaining until work/part-time job/school ・How many hours until the end of work/business hours ・Remaining time until the end of the day at a glance ・Until bedtime ・Until today's quota deadline ・Until departure Weekly use scenarios: ・Time until lessons/classes ・Until YouTube video upload One-time event scenarios: ・Until assignment deadline ・Until entrance exams ・Until competitions ・Until the next Olympics ・Until summer vacation ends ・Until the end of this year ・Until moving ・Until the new iPhone release date etc. +++ Features +++ ・Display time until ~ ・Manage daily, weekly recurring schedules and one-time events in a list ・Adjustable times for each day of the week ・Home screen widgets ・Lock screen widgets ・Changeable fonts (4 types) Please report any features you think are missing or any bugs you encounter. I would like to improve the app in the future. If you have any requests regarding time display format in particular, please provide detailed feedback in your review! Terms of Service: https://sites.google.com/view/until24/term-of-service Privacy Policy: https://sites.google.com/view/until24/privacy-policy

About

Daymark

Features
Read full description

Feel the excitement build for the moments that matter most. Whether it's a dream vacation, a wedding, a birthday, or the launch of a new project, Daymark is the most beautiful and powerful way to count down to your big days. With a stunning design and powerful features, Daymark turns anticipation into an art form. KEY FEATURES A BEAUTIFUL OVERVIEW See all your upcoming events in a gorgeous, modern card-based layout. COMPLETE PERSONALIZATION (FREE FOR ALL) Set a custom photo background for every countdown. Apply color tints and adjust their intensity to create the perfect mood. iCloud Sync keeps all your events and their customizations updated across your devices, completely free. WIDGETS, YOUR WAY Track your most important event right on your Home Screen or Lock Screen. Our widgets are beautifully designed to showcase your custom photo backgrounds and effects. PAST EVENTS ARCHIVE Once a date has passed, your event is automatically moved to a beautiful archive. Look back on your favorite memories and milestones. UPGRADE TO DAYMARK PRO Daymark is free and powerful, but for those who want the ultimate experience, Daymark Pro unlocks everything: Unlimited Events: Create as many countdowns as you need. Advanced Widgets: Configure your widget to display any event you choose, not just the next one. Unlock all widget sizes. Repeating Events: Perfect for tracking birthdays, anniversaries, and other annual events automatically. Pro Image Filters: Unlock a full suite of professional photo filters like Sepia, Vintage, and Blur to further stylize your countdowns. SUBSCRIPTION INFORMATION Daymark offers an annual subscription and a one-time lifetime purchase to unlock Pro features. Payment will be charged to your Apple ID account at the confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. Terms of Use: https://docs.google.com/document/d/1THo6x5vaZEDh_5E_igX-G0HTv6esEILrTsHcQ_D4Zq4/edit?usp=sharing Privacy Policy: https://docs.google.com/document/d/1-cjN-zAb_hJ_0RzOUInxC8SaMs_AcMRmsmsE9YhdqfU/edit?usp=sharing Thank you for choosing Daymark to track your moments. We're always working on new features and would love to hear your feedback!

Screenshots

Until243 screens
Daymark4 screens

Verdict

The call

The clearest difference is in-app purchases: Until24 at none against Daymark's 2. Daymark's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 6 months). On price, 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

Both are free to download. Daymark sells 2 in-app purchases, starting at $3.99 per year. Until24 asks for nothing beyond the download.

UpkeepUpdate frequency

Until24 ships an update every 6 months, Daymark every 3 weeks. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 5 level
Until24 versus Daymark: the parameters behind the verdict, then further details
ParameterUntil24Daymark
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.0 — better18
Further details — not scored
Size20 MB60 MB
Age rating4+17+
DeveloperRyusuke UchidaAaron Rockett

In-app purchases

None

Until24

No in-app purchases

2 purchases

Daymark

Subscriptions1
  • Daymark Pro$3.991 Year
One-time1
  • Daymark Pro (Lifetime)$9.99

Questions

Is Until24 free?
Until24 is free to download, with no in-app purchases.
Is Daymark free?
Daymark is free to download, with in-app purchases available.
Do Until24 or Daymark have ads?
Until24 shows ads; Daymark does not.
Which is updated more often, Until24 or Daymark?
Until24 ships an update every 6 months, and Daymark every 3 weeks. Most recently, Until24 was updated on October 8, 2026 and Daymark on October 14, 2026.

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