doto clock vs AlphaTime
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
doto clock
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SHARP WORLD CLOCK. Press the asterisk " * " to change the screen mode. Reproduce "WORLD CLOCK" of SHARP personal computer MZ-700. The UTC map is not accurate due to the resolution. I'm sorry.
AlphaTime
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AlphaTime makes it simple to see, compare, and convert time around the world. Whether you're working with international teams, staying connected with family and friends, traveling, or planning across time zones, AlphaTime puts the world's time zones into one clear, intuitive view. Free Features • View the current and chosen by you time across multiple locations • Start with four default cities: New York, London, Tokyo, and Sydney • Pick a specific hour and minutes and see the corresponding time in every city • Choose the exact 5-minute interval you need • Convert time automatically across time zones • View live analog clocks • Choose 12-hour or 24-hour time formats AlphaTime Premium Unlock the full AlphaTime experience with an optional auto-renewable subscription. Premium includes: • Add new cities • Edit saved cities • Delete cities • Reorder your city list • Choose a saved city as your Reference City to convert time from any location in the world • Use the Time Strip to select a time in your Reference City and see that same moment across all your saved cities • Control the Return to Current Time behavior Subscription AlphaTime Premium includes a 1-month free introductory offer, followed by USD $0.99/month. Subscription availability and pricing may vary by region. You can cancel at any time through Apple's subscription management. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Screenshots
Verdict
The clearest difference is in-app purchases: doto clock at none against AlphaTime's 1. doto clock also leads on iOS requirement (13.5 vs 15.1). AlphaTime's advantage is update cadence (fortnightly vs every 13 months). 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. AlphaTime sells 1 in-app purchase, starting at $0.99 per month. doto clock asks for nothing beyond the download.
doto clock ships an update every 13 months, AlphaTime fortnightly. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.
| Parameter | doto clock | AlphaTime |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 13 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.5 — better | 15.1 |
| Further details — not scored | ||
| Size | 5 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | masayuki morishita | JEN EVANS TRUSHEVSKA |
In-app purchases
doto clock
No in-app purchases
AlphaTime
- AlphaTime Premium1 Month trial$0.991 Month









