DigitalHourglass vs Fill
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
DigitalHourglass
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A simple and stylish digital hourglass. When tilted, the digital sand flows as well. Watching the sand slowly fall is soothing. Customize it to your own color.
Fill
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Fill-Timer isn't just a countdown it makes time something you can actually see. Start a timer and watch the hourglass slowly fill up. Seasonal particles drift across your screen. When time's up, a gentle chime brings you back. Simple. Intentional. Calming. Timer β’ Intuitive dial interface β spin to set your time in seconds β’ Animated hourglass β sand grains fall and pile up as time passes β’ Push notification when timer ends, even when the app is in the background β’ Multiple alert sounds to choose from Seasonal Themes β’ Spring: soft cherry blossom petals β’ Summer: clear raindrops sliding down β’ Autumn: drifting maple leaves and pumpkin season β’ Winter: pure white snowflakes Premium Themes Unlock exclusive themes including Candy Cane, Soccer, Carnation, Colour Ball and more. Go ad-free and make Fill-Timer your own personal time space. Life Clock Enter your birthday and see how many seasons you have left. Not to create anxiety β but to remind you to savour them. Available in English, Traditional Chinese, Simplified Chinese, Japanese, Korean, French and Spanish.
Screenshots
Verdict
The clearest difference is in-app purchases: DigitalHourglass at none against Fill's 3. Fill's advantage is ads (none vs shown) and update cadence (daily vs every 4 months). On price, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Fill sells 3 one-off in-app purchases. DigitalHourglass asks for nothing beyond the download.
DigitalHourglass ships an update every 4 months, Fill daily. The most recent releases landed on September 12, 2026 and June 20, 2026 respectively.
| Parameter | DigitalHourglass | Fill |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Daily β better |
| Ads | Yes | No β better |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 15.0 β better | 16.6 |
| Further details β not scored | ||
| Size | 5 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Naoki Takahashi | Cheng Hung Lo |
In-app purchases
DigitalHourglass
No in-app purchases
Fill
- Remove Ads$1.99
- Premium Scenes$1.99
- Bundle Package$2.99





