UntilSince vs Day Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UntilSince
Track past and future events with a simple interface. See time remaining until upcoming events or time elapsed since past occurrences. Ideal for managing deadlines, anniversaries, or personal milestones.
- Track future events
- Track past events
- Countdown timer
- Time elapsed counter
- Recurring event tracking
- Reverse to-do list
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UntilSince provides a simple way to keep track of events that happened or have yet to happen. There are two main sections in the app. Until - Here you can see the time until the events are away Since - Here you see past events and the time since the events occured Keep up with events that have happened, have yet to happen, recur regularly or happen counted. UntilSince can be used to keep track how long ago events happend, as a reverse todo list or as a reminder how long until events.
Day Tracker
This app helps you understand dates, calculate time between them, and track personal countdowns with smart notifications and widgets. Personalize your experience with themes and icons for event planning and milestone tracking.
- Date calculation
- Countdown tracking
- Smart notifications
- Home/Lock Screen widgets
- Customizable themes and icons
- Live calendar dashboard
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Day Calculator is an all-in-one date companion that helps you quickly understand today, inspect any date, and calculate time between dates, while also tracking personal countdowns with reminders. It combines a live calendar dashboard, flexible duration tools, and customizable countdown events with smart notifications and Home/Lock Screen widgets that stay in sync. You can personalize the experience with themes, app icons, display formats, and badge options, making it great for planning events, tracking milestones, and getting useful date insights at a glance.
Screenshots
Verdict
The clearest difference is rating: Day Tracker at 5.0 against UntilSince's 3.8. Day Tracker also leads on update cadence (every 4 days vs monthly). UntilSince's advantage is iOS requirement (15.0 vs 26.0). On price, review sentiment, ratings volume and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Day Tracker holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 4 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
UntilSince ships an update monthly, Day Tracker every 4 days. Both last shipped on October 24, 2026.
| Parameter | UntilSince | Day Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) | 5.0 (6 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 4 | 6 — better |
| Update frequency | Monthly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 3 MB | 111 MB |
| Age rating | 4+ | 4+ |
| Developer | David Walter | Sonnaz Group, LLC |
Customer experience
UntilSince
Day Tracker
In-app purchases
UntilSince
No in-app purchases
Day Tracker
No in-app purchases
