Comparison

Mercury Messaging vs Screen Edge Align

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

Head to head
About

Mercury Messaging

Features
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Mercury is a standalone Telegram client designed specifically for Apple Watch. Stay connected wherever you are and manage your chats directly from your wrist, no iPhone required. Mercury delivers a truly native watchOS experience, it’s also completely open-source, offering full transparency and a privacy-first approach you can trust. Whether you’re training, traveling, or simply away from your phone, Mercury keeps you connected at a glance. What you can do with Mercury - Read and reply to Telegram messages instantly - View different types of media (like photos and stickers) - Listen to audio messages directly on your watch - Easily access chats organized in folders Effortless messaging - Type with the keyboard or dictation - Record and send voice messages with a refined, custom interface - Send stickers and add reactions with ease Simple, secure login - Scan the QR code with your phone - Alternatively login by typing your phone number. Mercury is an independent, open-source project built on the official Telegram API and is not affiliated with Telegram LLC.

About

Screen Edge Align

Features
Read full description

Ever wondered if your screen protector is slightly overlapping the display area of your iPhone? Screen Edge Tester is a simple yet powerful tool that helps you instantly verify whether your screen protector is obscuring any part of the visible screen. How It Works The app places colorful arrow markers along all four edges and rounded corners of your screen, right up to the display boundary. If every arrow is fully visible, your screen protector is perfectly aligned. If arrows on any side appear cut off or hidden, that edge is being covered. Key Features β—† Arrows precisely follow your iPhone's screen corner radius β—† Four distinct colors for each edge β€” easy to identify at a glance β—† Supports iPhone X through iPhone 17, all models β—† Automatically detects your device and matches its exact corner curvature β—† Works offline β€” zero data collection, zero privacy concerns β—† Clean, minimal interface β€” no ads, no in-app purchases Use Cases β€’ Check screen protector alignment after application β€’ Verify screen integrity when buying a used iPhone β€’ Compare coverage quality across different protector brands β€’ Confirm proper screen assembly after a repair One look is all it takes.

Screenshots

Screen Edge Align3 screens

Verdict

The call

Mercury Messaging and Screen Edge Align are too close to call on the numbers: across 5 compared parameters β€” price, ads, in-app purchases and device support among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

ScorecardNo meaningful differences
Mercury Messaging versus Screen Edge Align: the parameters behind the verdict, then further details
ParameterMercury MessagingScreen Edge Align
PriceFreeFree
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPod, Apple Watch β€” betteriPhone, iPod
Requires iOS15.615.0 β€” better
Further details β€” not scored
Size84 MB1 MB
Age rating17+4+
DeveloperAlessandro Albertiζ™“ι£ž 沈

In-app purchases

None

Mercury Messaging

No in-app purchases

None

Screen Edge Align

No in-app purchases

Questions

Is Mercury Messaging free?
Mercury Messaging is free to download, with no in-app purchases.
Is Screen Edge Align free?
Screen Edge Align is free to download, with no in-app purchases.
Do Mercury Messaging or Screen Edge Align have ads?
Neither Mercury Messaging nor Screen Edge Align shows ads.

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