Comparison

BW vs Extra Karte

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

Head to head
About

BW

Securely authorize online credit card payments directly from your smartphone. Avoid fraud with this convenient and easy-to-use payment verification tool.

Highlights
  • Secure online payment authorization
  • Convenient in-app verification
  • Protection against credit card fraud
  • Easy registration via QR code
  • Supports Mastercard Identity Check™
  • Supports Visa Secure
Features
Read full description

3D-Secure per App: Sicheres bezahlen im Internet Online-Shopping ist nicht nur schnell und bequem, sondern auch sicherer als sein Ruf. Vorausgesetzt, Sie nutzen die empfohlenen Sicherheitsvorkehrungen. +++ Ihre Vorteile +++ - Einfach: Die Registrierung ist in wenigen Schritten erledigt und per QR-Code-Scan in der App möglich. - Bequem: Sie geben jeden Bezahlvorgang direkt in der BW-Secure-App frei. - Sicher: Keine Chance für Kreditkartenbetrug im Internet durch die via App zu bestätigende Zahlungsfreigabe. +++ Der sichere Weg +++ 3D-Secure ist ein international anerkannter Sicherheitsstandard für Kreditkartenzahlungen im Internet: - Für Mastercard-Kreditkarten heißt der Service „Mastercard Identity Check™“ - Für Visa-Kreditkarten heißt dieser Service „Visa Secure“.

About

Extra Karte

Manage your credit card account securely and conveniently from your mobile device. View card details, confirm payments, track transactions, and pay invoices. You can also apply for a new card directly within the app.

Highlights
  • View card details
  • Confirm online payments
  • See all transactions
  • Check and pay invoices
  • Apply for new card
  • Installment options
  • Cashback on travel
Features
Read full description

Experience full control over your Extra Karte credit card directly in our app! Just log in with your credit card account credentials and manage your Extra Karte anytime and anywhere with ease. With the Extra Karte App, you can: • Instantly view your card details • Safely confirm online payments • See all transactions at a glance • Check and pay invoices Don’t have an Extra Karte yet? No problem! Apply for your Extra Karte credit card in just a few simple steps in the app. The benefits of our Extra Karte: • 0 € Card and annual fees • Flexibility with installment options • Up to 7 weeks of interest-free payment time • 5% cashback on travel bookings with Urlaubsplus Your security – our promise: Our credit card is therefore equipped with the latest security standards. In addition, the Mastercard IdentityCheck and its two-factor authentication provide addition protection for your online transactions.

Screenshots

BW4 screens
Extra Karte4 screens

Verdict

The call

The clearest difference is review sentiment: Extra Karte at 92% against BW's 42%. Extra Karte also leads on rating (4.9 vs 1.0) and update cadence (fortnightly vs every 3 months). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Extra Karte holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Extra Karte has 34 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 42% of BW's written reviews are positive against 92% of Extra Karte's.

UpkeepUpdate frequency

BW ships an update every 3 months, Extra Karte fortnightly. The most recent releases landed on September 18, 2026 and September 26, 2026 respectively.

Scorecard4 real differences · 6 level
BW versus Extra Karte: the parameters behind the verdict, then further details
ParameterBWExtra Karte
PriceFreeFree
Rating1.0 (1 ratings)4.9 (34 ratings) — better
Positive reviews42.3% of reviews91.7% of reviews — better
Number of ratings134 — better
Update frequencyEvery 3 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad — betteriPhone
Requires iOS16.016.0
Further details — not scored
Size25 MB87 MB
Age rating4+17+
DeveloperBaden-Württembergische BankBank DiMare Limited

Customer experience

BW

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews26 reviews
Positive42.3%
Neutral11.5%
Negative46.2%

Extra Karte

All ratings34 ratings
Positive97.1%
Neutral0.0%
Negative2.9%
Written reviews24 reviews
Positive91.7%
Neutral4.2%
Negative4.2%

In-app purchases

None

BW

No in-app purchases

None

Extra Karte

No in-app purchases

Questions

Is BW free?
BW is free to download, with no in-app purchases.
Is Extra Karte free?
Extra Karte is free to download, with no in-app purchases.
Which has better reviews, BW or Extra Karte?
Extra Karte is rated higher. BW averages 1.0 out of 5 from 1 ratings, while Extra Karte averages 4.9 from 34 ratings.
Do BW or Extra Karte have ads?
Neither BW nor Extra Karte shows ads.
Which is updated more often, BW or Extra Karte?
BW ships an update every 3 months, and Extra Karte fortnightly. Most recently, BW was updated on September 18, 2026 and Extra Karte on September 26, 2026.

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