# Sundial Time Marks vs Daysmark Countdown

The clearest difference is in-app purchases: Daysmark Countdown at none against Sundial Time Marks's 3. Daysmark Countdown also leads on update cadence (daily vs every 9 days). Sundial Time Marks's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Sundial Time Marks sells 3 in-app purchases, starting at $0.99 per month. Daysmark Countdown asks for nothing beyond the download.

Sundial Time Marks ships an update every 9 days, Daysmark Countdown daily. Both last shipped on October 31, 2026.

## The numbers

| Metric | Sundial Time Marks | Daysmark Countdown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sundial-time-marks/id6807945181/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Daily** |
| Monetization | Freemium | — |
| Size | 33 MB | 2 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [婉 唐](https://appshunter.io/developer/1555503576) | [DANISH HAIQAL](https://appshunter.io/developer/6812989520) |

## What reviewers say

### Sundial Time Marks

[App page](https://appshunter.io/ios/app/sundial-time-marks/id6807945181)

Visualize your progress through natural cycles like days, weeks, years, and your lifetime with customizable widgets. See where you stand at a glance with visual marks representing past, present, and future. Your data remains private and synced across devices.

**Highlights:** Visualize time across natural cycles, Home Screen and Lock Screen widgets, Lifetime progress visualization, Customizable styles and palettes, Private iCloud synchronization, Monthly year-progress notifications

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sundial Pro Monthly | $0.99 | per month |
| Sundial Pro Yearly | $6.99 | per year |
| Sundial Pro Lifetime | $9.99 | one-time |


### Daysmark Countdown

[App page](https://appshunter.io/ios/app/daysmark-countdown/id6812989518)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sundial Time Marks free?

Sundial Time Marks is free to download, with in-app purchases available.

### Is Daysmark Countdown free?

Daysmark Countdown is free to download, with no in-app purchases.

### Do Sundial Time Marks or Daysmark Countdown have ads?

Neither Sundial Time Marks nor Daysmark Countdown shows ads.

### Which is updated more often, Sundial Time Marks or Daysmark Countdown?

Sundial Time Marks ships an update every 9 days, and Daysmark Countdown daily. Most recently, Sundial Time Marks was updated on October 31, 2026 and Daysmark Countdown on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*