Check the acquisition promise
Read the store headline, screenshots and description. What problem is the app promising to solve?
Study the storefront ↗DNNR Tech · iOS
Explore the ad evidence, study the storefront, and build your next acquisition hypothesis.
01 / Creative research
Read the store headline, screenshots and description. What problem is the app promising to solve?
Study the storefront ↗Explore apps with direct store-link matches. Compare their hooks and formats without assuming the same approach works here.
Browse observed advertisers ↗Store rankings and revenue estimates describe market context. They do not establish ad spend, conversions or ROAS.
Review the market context ↗02 / Storefront & product
Study the product story and store experience behind the acquisition funnel.
03 / Market context
Keep revenue, downloads and store rankings separate from advertising performance.
Update feb 2026: this app is promising but needs work. The alarm is not always working. The info in the top bar disappears regularly. I wish it worked and o hope the developers gets it working. But for now it is not good. I’m updating my review from January 2026 (see below) because the developer has made noticeable improvements. The alarm volume is now much better, and I particularly appreciate that the sound comes through the headset rather than the phone speaker—this makes it less disruptive to others nearby. There are still a few quirks when saving an alarm, but once you get the hang of it, the app does work. One ongoing issue is the limited selection of capital cities. For an app built around worldwide time zones, it’s surprising that capitals like Ankara and Ulaanbaatar are not recognized. Adding all major world capitals would make it much more useful. Overall, it’s moving in the right direction—thank you for the updates. Review Jan 12, 2026 Does not recognize cities. Does not save an alarm always. When the Alarm rings, it is just a ping not a real alarm. It seems to create a notification not a real alarm. The fact that the alarm can be set in other cities is good.
Time Zone Alarm sets an alarm on another city's clock. Pick the city, pick the time there, and your phone rings at the right moment here. No mental ma...
| Name | Price | Type |
|---|---|---|
| Premium Monthly Pass | $2.99 | Monthly |
| Premium Yearly Pass | $29.99 | Yearly |