Comparison

InstantMessage vs ConcretePlans

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

Head to head
About

InstantMessage

Features
Read full description

Send messages to any phone number without saving it to your contacts first. Enter the number, compose your message, and connect instantly through WhatsApp, Telegram, Viber, Line, or SMS. Multi-Platform Messaging Works with every major messaging app on your device. Set a preferred default, or switch platforms on the fly for any send. Quick Reply Templates Pre-set messages for common situations, plus your own custom templates β€” one tap away in the message picker. Smart Clipboard Detection Copy a number from anywhere and Instant Message offers to paste it. No manual re-typing. QR Code Chat Card Generate a personal QR code so anyone can scan and message you instantly, on whichever app you both use. Scan theirs back. Custom Message Library Turn on "Save Custom Messages" to build a personal library of your own frequently-sent messages. Global Coverage 240+ countries with accurate flags and calling codes. Set your default country once for faster international sends. Your Contacts, Organized Instant Message also tidies the address book behind it: it finds duplicate entries, junk numbers, and badly-formatted names, and shows you a tidiness score β€” nothing is changed until you review and confirm. No contact clutter, no friction β€” just instant communication, the way it should be.

About

ConcretePlans

Features
Read full description

A professional tool for rapid concrete volume estimation and calculation. Upload PDF building plans for immediate analysis by our Deep Neural Network (DNN). Drastically reduce takeoff time and verify calculations. It’s the perfect tool for: -)Concreters needing a fast, reliable sanity check before a pour. -)Estimators who need to get 90% of the takeoff done instantly. -)Builders trying to get a quick budget for a client. -)Quick Concrete Calculator Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

InstantMessage4 screens
ConcretePlans4 screens

Verdict

The call

The clearest difference is ads: ConcretePlans at none against InstantMessage's shown. ConcretePlans also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.6). On price, update cadence and in-app purchases there is nothing between them.

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. InstantMessage sells 1 one-off in-app purchase and ConcretePlans sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

InstantMessage ships an update every 2 months, ConcretePlans every 3 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

Scorecard3 real differences Β· 3 level
InstantMessage versus ConcretePlans: the parameters behind the verdict, then further details
ParameterInstantMessageConcretePlans
PriceFreeFree
Update frequencyEvery 2 months β€” betterEvery 3 months
AdsYesNo β€” better
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad, iPod β€” better
Requires iOS18.615.6 β€” better
Further details β€” not scored
Size35 MB78 MB
Age rating4+12+
DeveloperZhi Yao TanJacob Elias Trenchard Smith

In-app purchases

1 purchases

InstantMessage

One-time1
  • Remove Ads$19.99
2 purchases

ConcretePlans

Subscriptions2
  • Pro - Week$4.997 Days
  • Plus - Month$12.991 Month

Questions

Is InstantMessage free?
InstantMessage is free to download, with in-app purchases available.
Is ConcretePlans free?
ConcretePlans is free to download, with in-app purchases available.
Do InstantMessage or ConcretePlans have ads?
InstantMessage shows ads; ConcretePlans does not.
Which is updated more often, InstantMessage or ConcretePlans?
InstantMessage ships an update every 2 months, and ConcretePlans every 3 months. Most recently, InstantMessage was updated on October 27, 2026 and ConcretePlans on October 30, 2026.

Other comparisons