D vs Secondify
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
D
Easily set and track important dates, such as D-Day. This utility app helps you monitor the remaining time until your specified events.
- Set D-Day
- Check remaining time
- Event tracking
- Simple interface
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Set D-Day and check remain.
Secondify
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Stop wasting time and start making every second count. By visualizing your remaining time as it steadily ticks away, this app naturally motivates you to move faster and stay focused. But the true value isn't just about the deadline—it’s about how you spend the moments leading up to it. That’s why, in this app, the alarm doesn’t go off when time runs out. Instead, it’s a gentle reminder to cherish the time you have right now. Slow down, stay present, and enjoy every passing moment.
Screenshots
Verdict
The clearest difference is ads: D at none against Secondify's shown. D also leads on update cadence (every 3 months vs every 36 months). On price, in-app purchases, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
D ships an update every 3 months, Secondify every 36 months. The most recent releases landed on September 23, 2026 and October 4, 2026 respectively.
| Parameter | D | Secondify |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 months — better | Every 36 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 7 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Si-Wan Yoon | ippei uchida |
In-app purchases
D
No in-app purchases
Secondify
No in-app purchases
