Comparison

World Sync vs e

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

Head to head
About

World Sync

Easily check and compare current or future times across multiple global locations. Coordinate meetings, travel, or connect with loved ones worldwide with a simple scroll interface. No account setup required for instant global time awareness.

Highlights
  • Compare time across unlimited cities
  • Scroll to view future times
  • Add and manage custom city lists
  • Daylight saving time insights
  • Immediate use without account setup
  • Smart location setup
Features
Read full description

World Sync is the easiest way to check and compare the time anywhere in the world, now or in the future. Whether you’re coordinating a meeting, catching up with family overseas, or booking travel, World Sync helps you see what time it will be across your selected cities—all with a simple scroll. No account. No setup. Unlimited cities. Just global time awareness made effortless. Features: • Immediate use – Launch and start syncing time immediately without creating an account. • Smart location setup – Use your current location or enter a city manually. • Scroll to the future – Drag the time ribbon forward or backward to see how local times shift across all your selected cities. • Custom city list – Add, reorder, or remove cities anytime. • Daylight saving insights – Tap the info button to see when and how time shifts due to DST. • Manual control – Switch your “current city” to simulate different scenarios. Perfect for remote teams, travelers, event planners, or anyone who needs to think globally.

About

e

Features
Read full description

e-chain helps you design and write artwork to supported NFC-powered e-paper keychain displays. Choose your Waveshare 1.54-inch panel, add a photo or text, tune brightness, contrast, saturation, exposure, sharpness, dithering, and panel colors, then send the finished image by holding your iPhone near the NFC tag. Features: - Supports Waveshare 1.54-inch NFC-powered e-paper B and G panels - Photo import with live e-paper preview - Text overlays with repeat and spacing controls - Three-color and four-color panel palettes - Dithering and direct color modes - Local saved drafts and recent images - NFC write progress with clear status updates

Screenshots

World Sync4 screens
e1 screens

Verdict

The call

The clearest difference is iOS requirement: World Sync at 17.6 against e's 26.0. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 8 level
World Sync versus e: the parameters behind the verdict, then further details
ParameterWorld Synce
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyFortnightly—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone
Requires iOS17.6 — better26.0
Further details — not scored
Size18 MB4 MB
Age rating4+4+
DeveloperOne47Luigi Greco

In-app purchases

None

World Sync

No in-app purchases

None

e

No in-app purchases

Questions

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

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