Comparison

Clockwise vs LDB

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

Head to head
About

Clockwise

Easily track time zones for friends, family, and colleagues worldwide. Features dynamic backgrounds, personalized photos, and home-screen widgets for at-a-glance updates. Supports over 200k locations, even offline, and syncs across devices via iCloud.

Highlights
  • Automatic time zone detection
  • Time scrubbing for planning
  • Dynamic sky backgrounds
  • Personalized contact photos
  • Home-screen widgets
  • Daylight Saving Time alerts
  • Offline location database
Read full description

Tired of calculating time zone differences? Meet Clockwise, the ultimate app for tracking the time of friends, family, and colleagues around the world! • Simple Setup Just enter someone’s name (or select from your contacts), choose their location, and we’ll automatically detect their time zone! • Time Scrubbing Easily shift the time forwards or backwards to plan and coordinate across time zones. • Dynamic Sky Backgrounds Watch the sky come to life with beautiful colors that change in real-time, reflecting the actual sunrise and sunset of each person’s location. • Personalized Photos Add a personal touch by uploading photos of your loved ones. You can scale and crop images to get the perfect fit! • Widgets Stay connected at a glance with home-screen widgets that display the local time of your friends and family without even opening the app! • Daylight Saving Time Never miss a time change again! Stay informed of upcoming daylight saving time changes around the world. • Contact Linking Import your contacts and call or text them directly from the app. Getting in touch with your friends and family abroad has never been easier! • Clock Customization Select from a variety of clock display options, including both analog and 24-hour formats. • Extensive Location Database Choose from over 200k locations worldwide, even offline. Whether it’s a big city or a small town, we’ve got you covered. • iCloud Sync Sync your contacts and their time zones across all your devices via iCloud. Clockwise is available on both iPhone and iPad.

About

LDB

Features
Read full description

The LDB technical data app offers all technical drawings and data sheets you need in one convenient app.

Screenshots

Clockwise4 screens
LDB4 screens

Verdict

The call

Clockwise and LDB are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
Clockwise versus LDB: the parameters behind the verdict, then further details
ParameterClockwiseLDB
PriceFreeFree
Rating4.6 (8 ratings) — better—
Positive reviews92.9% of reviews—
Number of ratings8 — better—
Update frequencyEvery 6 weeks—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.115.1 — better
Further details — not scored
Size35 MB37 MB
Age rating4+4+
DeveloperBrittany PetrovaLosberger De Boer

In-app purchases

None

Clockwise

No in-app purchases

None

LDB

No in-app purchases

Questions

Is Clockwise free?
Clockwise is free to download, with no in-app purchases.
Is LDB free?
LDB is free to download, with no in-app purchases.
Do Clockwise or LDB have ads?
Neither Clockwise nor LDB shows ads.

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