Comparison

Eternal Clock vs Always on Display Clock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Eternal Clock

A minimalist digital clock that displays the time with no distractions. It offers a clean interface with subtle visual cues like a sun, moon, or mealtime hints, all without ads, data collection, or notifications.

Highlights
  • Ad-free experience
  • No data collection
  • No push notifications
  • Minimalist interface
  • Subtle visual cues (sun, moon, food)
  • No settings or permissions required
Features
Read full description

A pure digital clock. Nothing more, nothing less. It does one thing perfectly: shows the time. - No ads - No data collection - No push notifications - No permissions - Not even settings Sometimes a sun, sometimes a moon. At mealtimes, a playful hint of food. Still, nothing more than time — free from risks, interruptions, or hidden fees.

About

Always on Display Clock

Features
Read full description

Turn your iPhone into a stunning always-on clock. AOD Clock – StandBy fills your screen with live, animated backgrounds and a big, easy-to-read time, perfect for your nightstand while you charge, your desk while you work, or anywhere you want the time at a glance. LIVE ANIMATED BACKGROUNDS Every clock face sits on a smooth, moving backdrop, rendered live on your device: • Fluid Pastels – soft, drifting color that reacts to your touch • Gradient Grid – rich, flowing gradients • Eclipse – a glowing ring of light • Drifting Contours – slow-moving topographic lines • Paint Flow, Synthesis and more MAKE IT YOURS • Pick your own colors for every background • Adjust animation speed, from calm and slow to lively • Choose a layout: Wide Card, Center Stack, Bottom Row, Minimal, Glass Flip, Glass Ribbon or a classic Analog dial • Choose a font: System, Rounded, Serif or Monospaced • Choose a text style: Normal, Tinted, Liquid or Liquid Glass BUILT FOR ALWAYS-ON USE • Fullscreen clock view with no distractions • Keep Screen Awake option so your clock stays on • 12-hour or 24-hour time • Dark, low-glare design that's easy on the eyes at night HOW TO USE Pick a clock, customize it, and tap Preview Clock. Set your iPhone on a stand or charger, and you have an elegant bedside or desk clock that's always on. PRIVATE BY DESIGN No account, no ads, no tracking. Your clocks and settings stay on your device.

Screenshots

Eternal Clock3 screens
Always on Display Clock4 screens

Verdict

The call

The clearest difference is in-app purchases: Eternal Clock at none against Always on Display Clock's 1. Eternal Clock also leads on iOS requirement (12.0 vs 26.1). Always on Display Clock's advantage is update cadence (every 2 days vs weekly). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Always on Display Clock sells 1 one-off in-app purchase. Eternal Clock asks for nothing beyond the download.

UpkeepUpdate frequency

Eternal Clock ships an update weekly, Always on Display Clock every 2 days. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

Scorecard3 real differences · 6 level
Eternal Clock versus Always on Display Clock: the parameters behind the verdict, then further details
ParameterEternal ClockAlways on Display Clock
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyWeeklyEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better26.1
Further details — not scored
Size23 MB23 MB
Age rating4+4+
DeveloperDaehyeon ShinAjul Raj

In-app purchases

None

Eternal Clock

No in-app purchases

1 purchases

Always on Display Clock

One-time1
  • AOD Clocks Pro$4.99

Questions

Is Eternal Clock free?
Eternal Clock is free to download, with no in-app purchases.
Is Always on Display Clock free?
Always on Display Clock is free to download, with in-app purchases available.
Do Eternal Clock or Always on Display Clock have ads?
Neither Eternal Clock nor Always on Display Clock shows ads.
Which is updated more often, Eternal Clock or Always on Display Clock?
Eternal Clock ships an update weekly, and Always on Display Clock every 2 days. Most recently, Eternal Clock was updated on October 30, 2026 and Always on Display Clock on November 6, 2026.

Other comparisons