Chroniton vs Clock Seconds
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chroniton
This app helps you track important dates and recurring events, providing reminders for future tasks. It's useful for managing everything from car maintenance and household chores to personal milestones and pet care.
- Event and date tracking
- Customizable categories
- Next due date reminders
- Photo and note attachments
- One-tap date updates
- Email event sharing
- iCloud sync
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Chroniton is an event and date tracker that helps you remember when something was done and reminds you when you need to revisit it again. Use Chroniton to: - Keep track of automotive maintenance (oil changes, when tires were last changed, when next regular service is due, etc) - Track recurring household maintenance needs (furnace/AC filter changes, last gutter cleaning, etc) - Track purchase dates and warranty expiration dates. - Keep lists of significant personal events (last eye exam, last dental cleaning, last check of credit reports, etc) - Remember a history of events for you kids such as the last allowance raise, the last time school portraits were done, etc. - Track pet-related events like vet visits, immunizations, license/tag registrations, etc. - Keep a reminder of important financial dates (when you last paid your annual car insurance premium, date you signed your apartment lease, date you signed your cell phone contract, when you last reviewed your W2 status, etc) - Keep track of any event you want to be able to refer back to! Key Features: - Add photo to events - Add unlimited notes to any event - Define your own categories - Assign a “next due” date to any event (events due soon show a yellow indicator, events past due show a red indicator) - Update an event’s date as “done today” with one tap - Send any event, or your whole list, to an email - Reorder events and categories to see your most important items at the top - Quick-entry buttons to set dates a week, a month, or a year in the future - Easily add or delete events from the main screen - Portrait and landscape views supported on both iPhone and iPad - Use multiple devices with automatic iCloud sync
Clock Seconds
A highly accurate and customizable digital clock that fills your screen. Offers adjustable colors, sizes, and 12/24 hour formats. Designed for minimal battery usage.
- Largest digital clock display
- Accurate atomic time comparison
- Customizable colors and dimensions
- 12/24 hour format options
- Minimal battery consumption design
- Portrait mode settings access
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Largest and most accurate digital clock to fit your screen, with customizable colors, dimensions, 12/24 hour modes, atomic (compare to https://time.gov) , and more. To customize the clock use Portrait, tap the clock to show / hide settings. The app was designed to minimize battery consumption on your device. Compare accuracy to https://time.gov
Screenshots
Verdict
The clearest difference is in-app purchases: Chroniton at none against Clock Seconds's 2. Clock Seconds's advantage is update cadence (every 4 weeks vs every 38 months) and iOS requirement (13.0 vs 16.4). On price, ads 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. Clock Seconds sells 2 one-off in-app purchases. Chroniton asks for nothing beyond the download.
Chroniton ships an update every 38 months, Clock Seconds every 4 weeks. The most recent releases landed on September 29, 2026 and October 2, 2026 respectively.
| Parameter | Chroniton | Clock Seconds |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | — | 4 — better |
| Update frequency | Every 38 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Driftwood Studio Software LLC | David Engler - Apps |
Customer experience
Chroniton
Clock Seconds
In-app purchases
Chroniton
No in-app purchases
Clock Seconds
- Remove Ads$2.99
- Unlock$9.99









