Comparison

Morse Chat vs LinkUp in iMessage

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

Head to head
About

Morse Chat

Communicate with Morse code enthusiasts worldwide through public or private chat rooms and direct messages. Customize your experience with various Morse keys, output modes, and translation options. Practice your skills in a dedicated playground.

Highlights
  • Morse code communication
  • Public and private chat rooms
  • Direct messaging
  • Multiple Morse key types
  • Morse code practice playground
  • Auto-translation
  • Customizable output modes
Features
Read full description

Features: - Communicate with fellow Morse enthusiasts from far and near simply by tapping dots and dashes. - Meet new friends in a number of public rooms (10 WPM or less, 15 WPM, 20 WPM or more, Test room and so on). - Share and exchange ideas with your Inner Circle by creating private rooms. - In private rooms, the owner can modify room details (room ID & name) and remove members. - Text your friends privately with direct messages. - 7 types of Morse keys to choose from (e.g. iambic). - NEW! “Playground” to test and train your Morse code sending skills. - Support for external keyboard. - Easily subscribe and unsubscribe to notifications by clicking the bell icon at the upper right corner. - Learn and practice Morse code in real conversations (click on the question mark icon in any chat screen to see Morse representations and the most common Morse abbreviations). - Auto-translate between Morse code, Morse representation and text while receiving or sending messages. You decide what to show and in which order in Settings. - Option to show live translation while typing the Morse code. - Try the app out as a guest or sign in with your Apple ID, Google account or Facebook account. - Completely adjust the app according to your preferences: 1. Choose the frequency and output mode of the Morse messages (audio, blinking light, flashlight, vibration or audio + blinking light). 2. Adjust the transmission speed when using auto-translate. 3. Change the theme (Cyan, Bright, Dark, Black). 4. Enable/disable auto-send, auto-translation and more. - Absolutely no ads. - Easily block annoying users. - Blog posts and the info screen provide detailed instructions on how to use the app. Morse Code Morse code is a communication system that uses a series of short signals (also known as dots or dits) and long signals (also known as dashes or dahs) to transmit characters. The initial version of it was developed by Samuel F. B. Morse as a method to transmit natural language through the telegraph in the mid-19th century. Morse Chat Morse Chat is an app that allows users to communicate with others using Morse code. Once you sign in, you’ll see 3 big buttons which correspond to 3 main ways of chatting. - Public Rooms. A number of rooms (10 WPM or less, 15 WPM, 20 WPM or more, Test room and so on) has been created to allow chatting with fellow Morse code enthusiasts. These rooms are open to everyone. Contact us if you have an idea for a new public room. - Private Rooms. These can be created by premium users, and joined by any user (premium or not) who gets the room ID and password (case sensitive) or is invited by an existing room member. - Direct Messages (DMs). These are private messages between two participants. Simply create a DM by searching the other user’s display name or call sign. Download Morse Chat now and say “Hello” to the world in Morse code! Privacy Policy: https://www.dong.digital/morsechat/privacy/ Terms of Use: https://www.dong.digital/morsechat/tos/

About

LinkUp in iMessage

This app simplifies group scheduling by transforming availability into a live heatmap within iMessage. Friends can easily vote on dates, and the app visually highlights the best times for meetups, eliminating endless message chains.

Highlights
  • Live heatmap availability visualization
  • Interactive calendar voting
  • Real-time overlap highlighting
  • Seamless iMessage integration
  • Multiple visualization modes (Calendar, Range, Focused Day)
  • Designed for casual group planning
Features
Read full description

LinkUp turns group availability into a live heatmap directly inside iMessage. Instead of endless back-and-forth messages, friends can tap an interactive calendar and instantly visualize which dates work best for the group. As people vote, LinkUp highlights overlapping availability in real time — making it easy to spot the best meetup dates at a glance. HOW IT WORKS * Open LinkUp from the iMessage app drawer * Select days, ranges, or full calendar windows * Send the interactive poll into your group chat * Friends vote directly from the message bubble * Watch availability transform into a dynamic group heatmap DESIGNED FOR GROUP PLANNING LinkUp is built for the way people make plans — casually, visually, and inside the conversation itself. organizing trips, dinners, study sessions, team meetings, game nights, group projects, or work events, LinkUp helps everyone quickly visualize the best times together without endless back-and-forth messages. MULTIPLE VISUALIZATION MODES * Calendar — visualize availability across an entire month * Range — compare broader availability windows * Focused Day Selection — narrow down exact meetup dates and times

Screenshots

Morse Chat4 screens
LinkUp in iMessage4 screens

Verdict

The call

The clearest difference is in-app purchases: LinkUp in iMessage at none against Morse Chat's 1. LinkUp in iMessage also leads on update cadence (every 2 days vs every 2 months) and review sentiment (100% vs 74%). Morse Chat's advantage is ratings volume (499 vs 2) and iOS requirement (15.6 vs 17.6). On price, ads 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. Morse Chat sells 1 one-off in-app purchase. LinkUp in iMessage asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

LinkUp in iMessage holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Morse Chat has 499 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 74% of Morse Chat's written reviews are positive against 100% of LinkUp in iMessage's.

UpkeepUpdate frequency

Morse Chat ships an update every 2 months, LinkUp in iMessage every 2 days. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

Scorecard7 real differences · 3 level
Morse Chat versus LinkUp in iMessage: the parameters behind the verdict, then further details
ParameterMorse ChatLinkUp in iMessage
PriceFreeFree
Rating4.7 (499 ratings)5.0 (2 ratings) — better
Positive reviews73.5% of reviews100.0% of reviews — better
Number of ratings499 — better2
Update frequencyEvery 2 monthsEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.6
Further details — not scored
Size43 MB4 MB
Age rating4+4+
DeveloperXiang DongPRANAV DIWAKAR THOPPE

Customer experience

Morse Chat

All ratings486 ratings
Positive93.4%
Neutral3.1%
Negative3.5%
Written reviews34 reviews
Positive73.5%
Neutral8.8%
Negative17.6%

LinkUp in iMessage

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Morse Chat

Reported bugs

5 issues
  • 🐛 Weird letters when typing
  • 🐛 Randomly stops and plays long note
  • 🐛 Cannot delete single letters
  • 🐛 App does not play sound
  • 🐛 No option to enable sound

Requested features

7 requests
  • Remove paywall for words and phrases
  • Allow external key connection
  • Ability to delete single letters in direct chat
  • Adjust speed on transmitter
  • Allow going back to original lesson level
Show 2 more
  • Add iambic support
  • Support for external key via HID or MIDI

LinkUp in iMessage

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Morse Chat

One-time1
  • Lifetime Premium$4.99
None

LinkUp in iMessage

No in-app purchases

Questions

Is Morse Chat free?
Morse Chat is free to download, with in-app purchases available.
Is LinkUp in iMessage free?
LinkUp in iMessage is free to download, with no in-app purchases.
Which has better reviews, Morse Chat or LinkUp in iMessage?
LinkUp in iMessage is rated higher. Morse Chat averages 4.7 out of 5 from 499 ratings, while LinkUp in iMessage averages 5.0 from 2 ratings.
Do Morse Chat or LinkUp in iMessage have ads?
Neither Morse Chat nor LinkUp in iMessage shows ads.
Which is updated more often, Morse Chat or LinkUp in iMessage?
Morse Chat ships an update every 2 months, and LinkUp in iMessage every 2 days. Most recently, Morse Chat was updated on October 24, 2026 and LinkUp in iMessage on October 11, 2026.

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