ComboTimer vs World Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ComboTimer
Create custom sequences of timers for various activities, from workouts to work sessions. Arrange timers in a row, set repeats, insert pauses, and choose from multiple sounds. Save and load your timer configurations for easy reuse.
- Sequential timer arrangement
- Repeatable timers
- Customizable pauses
- Multiple sound options
- Save and load timer configurations
- Pomodoro Technique support
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ComboTimer is a timer application which is versatile and simple to use. "I want to play a sound every hour." "Push-ups for 30 seconds then sit-ups for 30 seconds. Repeat 3 times and finish." "First, fry on high flame for 2 min. Second, a low flame for 15 min. Then pause the timer and season. Finally, fry on medium flame for 5 min." "Concentrate on a task for 25min. Then, take a 5min break. Repeat this series 4 times. Upon completion, treat yourself to a long 30min break. Now you're ready to continue. (Pomodoro Technique)" As shown in these examples, you are able to create a series of timers under one heading. The following timers "Step Timer", "Program Timer", "Interval Timer", "Multi Timer" or "Scenario Timer". You may find it hard to picture, but once you get the hang of ComboTimer, it will be a breeze. - You can arrange some timers in a row and run them sequentially. - There are more than 10 sounds to choose from. - You can set timers on repeat. - You're able to insert pauses as you like. - You have the option to play a sound every second (or the final 3 seconds). - You can save the timers you made and load and run them at anytime. Of course ComboTimer can also be used like a standard timer. For work, for study, for sports and for hobbies. ComboTimer is useful for everyone because it's simple and easy to use.
World Clock
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World Clock - Time Zones — Your all-in-one world clock & time zone converter Instantly check the current time zone anywhere in the world. Whether you're scheduling a meeting across US time zones, planning international travel, or keeping in touch with family overseas, this world clock app gives you accurate, live time zone information at a glance. WORLD CLOCK, MADE SIMPLE See the live time in every US time zone — Pacific, Mountain, Central, and Eastern — plus Alaska, Hawaii, and Atlantic time, all updating in real time. INTERACTIVE TIME ZONE MAP Explore a color-coded, interactive map for USA, North America, South America, Europe, Australia, and Asia. Tap any region to instantly see its current local time. TIME ZONE CONVERTER Compare time zones side-by-side — perfect for scheduling calls with remote teams, coordinating travel plans, or catching a live event happening in another part of the world. COORDINATED UNIVERSAL TIME (UTC) Always know the current UTC time, kept accurate and synced automatically. DEVICE CLOCK & DRIFT CHECK See your device's own local time with a clean analog clock display. 12-HOUR / 24-HOUR TOGGLE Switch instantly between 12-hour and 24-hour time formats to match your preference. KEY FEATURES: - Live world clock with real-time updates - Time zone converter for USA & international zones - Interactive, color-coded time zone map - Covers all major regions: USA, North America, South America, Europe, Australia, Asia - UTC / GMT time always visible - 12-hour and 24-hour display toggle - Clean, modern, easy-to-read design - Works for travel planning, remote work, global meetings & international calls PERFECT FOR: - Remote teams scheduling meetings across time zones - Travelers checking time zones before they land - Families and friends staying connected across countries - Professionals working with international clients - Anyone who needs to know "what time is it in..." — instantly Download World Clock - Time Zones today and never lose track of time again, no matter where in the world you (or your plans) are.
Screenshots
Verdict
The clearest difference is update cadence: World Clock at every 6 weeks against ComboTimer's every 3 months. ComboTimer's advantage is iOS requirement (8.2 vs 13.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
ComboTimer ships an update every 3 months, World Clock every 6 weeks. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.
| Parameter | ComboTimer | World Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 84.6% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 8.2 — better | 13.0 |
| Further details — not scored | ||
| Size | 10 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | iroribit Inc. | Bhavin Harsoda |
In-app purchases
ComboTimer
No in-app purchases
World Clock
No in-app purchases









