AccurateClock vs Keep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AccurateClock
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Accurate Clock is a focused little app for setting other clocks precisely. Why does this exist? iOS's stock Clock app deliberately doesn't show seconds, which makes it useless for the one task you really need a clock for: setting another clock right on the minute. Mechanical watches that "hack" — meaning the seconds hand stops when you pull the crown — are particularly painful to set without a visible second hand to wait on. Accurate Clock fills that gap. WHAT YOU GET • A clean analogue face with a clearly visible second hand. Toggle between smooth sweep and one-second tick. • A digital readout showing HH:MM:SS plus a smaller two-digit hundredths counter, so you can see exactly when the minute starts. • Time synchronised against Apple's public NTP server (time.apple.com) once per launch. The footer shows when it last synced and the round-trip uncertainty so you know how much to trust the displayed time. • A world time picker covering 48 cities across 31 zones — the same set as Casio's classic AE-1200 — with sectioned UTC offsets and live DST awareness. • System-aware light and dark modes. No accounts. No ads. No tracking. No data collected. WHEN YOU WOULD USE IT • Setting a mechanical or quartz watch precisely on the minute. • Setting a quartz watch or wall clock and being annoyed that you can't see the seconds. • Checking the time in another zone to help set a clock for a trip. • Just enjoying watching a second hand sweep. WHAT IT IS NOT This isn't a stopwatch, an alarm, a world-clock complication, or anything else. There are no settings beyond sweep/tick and timezone. It is deliberately small.
Keep
Transform your iPhone into a beautiful, full-screen 3D clock display. Choose from six unique ambient scenes designed for passive viewing on desks or nightstands. Unlock all premium displays with a one-time purchase for an ad-free experience.
- Six unique 3D clock displays
- Full-screen ambient viewing
- Designed for desks and nightstands
- Automatic launch with Shortcuts
- Minimalist, distraction-free design
- One-time purchase for Pro features
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Keep transforms your iPhone into a living clock display. Choose from a collection of full-screen 3D clock scenes designed for desks, nightstands, charging stands, and everyday spaces. Simple. Ambient. Beautiful. Features: Six unique displays Holo Glass Jelly Wireframe Matrix Morph Designed for passive viewing Keep is built for those moments when your iPhone is sitting nearby - on your desk, bedside table, or charging stand. Automatic launch with Shortcuts Use Apple's built-in Shortcuts automation to open Keep automatically when charging. Minimal by design No clutter. No distractions. Just time. Keep Pro: Unlock every display with a one-time purchase. All premium displays Future display drops No subscription Free updates Notes: Keep is a full-screen clock app for iPhone.
Screenshots
Verdict
The clearest difference is in-app purchases: AccurateClock at none against Keep's 1. Keep's advantage is iOS requirement (17.0 vs 26.4). On price 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. Keep sells 1 one-off in-app purchase. AccurateClock asks for nothing beyond the download.
| Parameter | AccurateClock | Keep |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | — | Every 6 days |
| Ads | — | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | — | iPhone — better |
| Requires iOS | 26.4 | 17.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Charles Martin | WILL ALEXANDER GIESS |
In-app purchases
AccurateClock
No in-app purchases
Keep
- Keep pro$3.99









