Comparison

Extend vs Cardium

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

Head to head
About

Extend

This app enables businesses to create and manage virtual corporate cards for secure payments. It offers enhanced spending oversight, automated reconciliation, and real-time spending updates. Businesses can easily set spending limits and categorize expenses for better financial management.

Highlights
  • Create and send virtual cards
  • Set spending limits and active dates
  • Automate reconciliation
  • Real-time spending updates
  • Assign reference codes and upload attachments
  • Capture more spend and earn rewards
Features
Read full description

Extend is a modern way for businesses to make and manage payments with their existing corporate cards. In this easy-to-use app, you can instantly create and send secure virtual cards to anyone in your network, improve oversight of spending, and automate reconciliation. Extend has partnered with a number of major card networks and banks to bring you a trusted platform that makes better use of the corporate card that’s already in your wallet and signing up is as easy as creating an Extend login and registering a qualified credit card. It’s absolutely free for businesses with no commitment. Key features: • Instantly create and send virtual cards from an existing corporate card • Recipients can request a virtual card from an active account holder • Set spending limits, active dates, and more • Create different cards for different expenses for better expense management • Assign reference codes and upload attachments for better expense management • Get real-time updates on spending activity and know who’s spending what and where • Streamline expense processes and automate reconciliation • Capture more spend on your company card and earn more rewards

About

Cardium

Manage your bank card information digitally without needing your physical card. This app offers secure offline access, robust protection, and easy copying of card details for convenient use across other applications. It provides a simple interface for adding and accessing unlimited virtual cards.

Highlights
  • Offline access to card data
  • Unique coding technology
  • PIN, Touch ID, Face ID protection
  • Copy card data with one touch
  • Simple interface
  • Unlimited number of cards
Read full description

Leave your bank card at home!  Cardium is a virtual cards.  Conveniently. Simply. Safe. Offline access to the application will be a nice bonus to all the capabilities: > Unique coding technology > No subscriptions and ads > Robust PIN protection / Touch ID / Face ID protection > Copy card data with one touch > Simple interface > Unlimited number of cards - GLOBAL BREAKTHROUGH OF THE YEAR We analyzed the virtual cards market and created an app based on your ratings and reviews. - EASY TO USE 1. Open the Cardium app. 2. Create a password 3. Add a new card 4. Use the data when you're offline! - ALWAYS NEAR YOU Open the app. Copy the details of your card. Use the clipboard to transfer data to other applications. - FULL PRIVACY All information is stored encrypted only on your device. Make this sure using the app without an internet connection. - SOLID PROTECTION Complete confidentiality allows you to make the process of deleting data from the application irreversible. Moreover, the Cardium app is encrypted with sophisticated algorithms to ensure the best possible security for your data.

Screenshots

Extend4 screens
Cardium4 screens

Verdict

The call

Extend and Cardium both sit at 4.2 stars, but that hides the real split: 76% of Cardium's written reviews are positive against 29% of Extend's. Cardium also leads on iOS requirement (12.0 vs 16.0). Extend's advantage is in-app purchases (none vs 4) and update cadence (every 5 days vs fortnightly). On price, rating, 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. Cardium sells 4 one-off in-app purchases. Extend asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for Extend against 4.1 for Cardium. Both are backed by a comparable volume of ratings — 47 and 10 respectively. Written reviews are what separate them: 29% of Extend's written reviews are positive against 76% of Cardium's.

UpkeepUpdate frequency

Extend ships an update every 5 days, Cardium fortnightly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

Scorecard6 real differences · 4 level
Extend versus Cardium: the parameters behind the verdict, then further details
ParameterExtendCardium
PriceFreeFree
Rating4.2 (47 ratings) — better4.1 (10 ratings)
Positive reviews28.6% of reviews75.9% of reviews — better
Number of ratings47 — better10
Update frequencyEvery 5 days — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPod — better
Requires iOS16.012.0 — better
Further details — not scored
Size60 MB33 MB
Age rating4+4+
DeveloperExtend Enterprises, Inc.Ishkhan Simonian

Customer experience

Extend

All ratings47 ratings
Positive78.7%
Neutral2.1%
Negative19.1%
Written reviews7 reviews
Positive28.6%
Neutral0.0%
Negative71.4%

Cardium

All ratings10 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews29 reviews
Positive75.9%
Neutral10.3%
Negative13.8%

In-app purchases

None

Extend

No in-app purchases

4 purchases

Cardium

One-time4
  • 1 cup of coffee$1.99
  • 2 cups of coffee$2.99
  • 3 cups of coffee$3.99
Show 1 more
  • 4 cups of coffee$4.99

Questions

Is Extend free?
Extend is free to download, with no in-app purchases.
Is Cardium free?
Cardium is free to download, with in-app purchases available.
Which has better reviews, Extend or Cardium?
Extend is rated higher. Extend averages 4.2 out of 5 from 47 ratings, while Cardium averages 4.1 from 10 ratings.
Do Extend or Cardium have ads?
Neither Extend nor Cardium shows ads.
Which is updated more often, Extend or Cardium?
Extend ships an update every 5 days, and Cardium fortnightly. Most recently, Extend was updated on October 24, 2026 and Cardium on October 21, 2026.

Other comparisons