DailyOS vs Seintje
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DailyOS
This app helps you organize your day by creating schedule blocks for activities, setting times, and adding notes. It offers a clean interface for structuring your time, whether for work, study, or personal routines, and allows you to mark tasks as complete.
- Create and edit daily schedule blocks
- Organize activities by day and time
- Add notes and duration for each block
- Mark blocks complete with one tap
- Swipe between days quickly
- iCloud sync support
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DailyOS is a simple daily planner designed to make your day feel organized, clear, and manageable. Create schedule blocks for your day, set start times and durations, add notes, and mark tasks as done as you go. Whether you are planning classes, work sessions, workouts, or personal routines, DailyOS gives you a clean way to structure your time without unnecessary complexity. Key features: - Create and edit daily schedule blocks - Organize activities by day and time - Add notes and duration for each block - Mark blocks complete with one tap - Swipe between days quickly - iCloud sync support for your data across devices DailyOS is built for people who want a lightweight routine planner that feels easy to use every day.
Seintje
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Send yourself little reminders, so you simply never forget. No complicated to-do app, no emails to yourself that you still forget about. Just a simple reminder at the right moment. Water the plants, take out the trash, take your medication, and so on. How it works: Pick what you want to remember, when, how often and what time. Seintje sends you a notification at that moment. Done? Check it off. About Seintje: • Lightning fast setup: no steps, no wizard • Recurring: daily, weekly, monthly or custom • 60+ inspiration templates to get you started • Send reminders to others with a simple link • Fully private. No account, no server, no tracking • Works offline, always Who is it for? For everyone who doesn't like productivity apps, but still doesn't want to forget things. Simply never forget.
Screenshots
Verdict
The clearest difference is update cadence: DailyOS at every 3 weeks against Seintje's every 2 months. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
DailyOS ships an update every 3 weeks, Seintje every 2 months. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.
| Parameter | DailyOS | Seintje |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | STELLA CHAEWON LEE | Design for the People |
In-app purchases
DailyOS
No in-app purchases
Seintje
No in-app purchases









