Comparison

PostFinance App vs LUKB Key

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

Head to head
About

PostFinance App

Manage your banking, investments, and payments securely from your mobile device. Track spending, pay bills, and access investment products with ease. Offers features like QR-bill scanning, mobile payments, and digital voucher purchases.

Highlights
  • Account balance and transaction tracking
  • QR-bill scanning and eBill payments
  • Send money to mobile numbers
  • Investment product management
  • Digital voucher and prepaid credit purchases
  • Card limit adjustments and blocking
  • Push notifications for transactions
Features
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Keep your finances under control at all times with the PostFinance App Carry out your banking transactions easily and securely whether you’re at home or on the go. With the PostFinance App, you can keep track of your accounts, payments and investments. Access is quick and easy with Face ID or Touch ID. All you need to know about your account at a glance • Check your account balance, keep track of income and expenditure, and analyse what you spend your money on. • Scan or upload QR-bills, pay eBills directly in the app and send money easily to mobile numbers. • Documents can also be displayed and shared easily as PDFs. • Apple Pay and PostFinance Pay are available for convenient payment. Settings and support directly in the app • Adjust card limits, block or unblock your cards or order a replacement. • Set up push notifications for credits, debits or eBill. • You can also change your address or reset your password directly in the app. • If you have any questions, the PostFinance chatbot will be happy to help you at any time. Investing and retirement planning made easy • Track stock market prices, access your custody account and manage your investment products from digital asset management to fund self-service and e-trading. Digital vouchers and prepaid credit • Buy or gift vouchers for iTunes, PaysafeCard and many other providers or top up prepaid credit for your mobile phone. Security is top priority Your data is optimally protected using modern encryption methods. For even greater security, we recommend keep-ing the operating system and all apps up to date. The app can be set up so that you can log out quickly by shaking your smartphone. More information: https://www.postfinance.ch/en/support/security/e-finance-security.html General information on security • Keeping your data secure is our top priority. A multi-stage encryption and identification process ensures that only you have access to your accounts. • Apple Store must be preinstalled on your device. Manual installation of the Store and installation of the Post-Finance App via this channel or downloading the PostFinance App via a third-party provider are not permitted. • PostFinance observes the provisions of Swiss data protection legislation when collecting and processing personal data. In all areas of its online product range, comprehensive technical tools and organizational measures are used to protect against unauthorized access, manipulations and data loss. • If you lose your mobile phone and/or your SIM card or if there is reason to suspect misuse, please contact our Customer Center immediately on +41 58 448 14 14. Important information For regulatory reasons, the app does not support onboarding or sign-up to new products and services for people who are not domiciled in Switzerland. For customers living abroad, the app acts as a login mechanism for their existing relationship with PostFinance. More information: postfinance.ch/app

About

LUKB Key

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Ihr schnellster Weg ins E-Banking Mit der Key-App der Luzerner Kantonalbank bestätigen Sie Ihr Login oder Ihre Zahlungen schnell & sicher. Mit Internetverbindung… Falls Sie auf Ihrem Smartphone immer eine mobile Internetverbindung haben, können Sie das Verfahren «PushTAN» verwenden. Sie erhalten damit beim Login eine Push-Mitteilung zur Bestätigung. … und auch ohne Internetverbindung Als Offline-Variante steht Ihnen in der Key-App «PhotoTAN» zur Verfügung. Die Login- und Transaktionsbestätigungsdaten werden dabei in einem farbigen Mosaik codiert. Dieses muss mit der App fotografiert und der entschlüsselte Sicherheitscode eingegeben werden. LOGIN INS E-BANKING 1. Login-Seite auf dem PC öffnen 2. Vertragsnummer und persönliches Passwort eingeben 3. Login anklicken 4. Push-Nachricht auf dem Smartphone öffnen und Login bestätigen LOGIN IN DIE E-BANKING-APP (App-to-App) 1. E-Banking-App öffnen 2. Vertragsnummer und persönliches Passwort eingeben bzw. Touch ID oder Face ID nutzen 3. Login anklicken 4. Die Key-App öffnet sich automatisch. Darin das Login bestätigen. SICHERHEIT Die App erfüllt die höchsten Sicherheitsstandards und übermittelt Daten nur über verschlüsselte Kanäle. Der Geräteschutz schützt die App vor unbefugtem Zugriff – auch bei einem Verlust des Smartphones. Aus Sicherheitsgründen empfehlen wir, die App mit einem gerooteten bzw. einem Gerät mit Jail Break nicht zu verwenden. SUPPORT Bei Fragen zur LUKB Key App kontaktieren Sie unseren Helpdesk unter 0844 844 866. Wir sind von Montag bis Freitag von 08.00 bis 18.00 für Sie da. SICHERHEITSHINWEISE Bitte leisten Sie Ihren Beitrag zur Sicherheit und halten Sie die Sicherheitsempfehlungen ein: lukb.ch/sicherheit. RECHTLICHE HINWEISE Diese App setzt eine Bankbeziehung sowie einen E-Banking-Vertrag mit der Luzerner Kantonalbank AG voraus. Wir weisen Sie darauf hin, dass durch das Herunterladen, die Installation und die Verwendung dieser Applikation Dritte auf eine bestehende, ehemalige oder zukünftige Kundenbeziehung zwischen Ihnen und der Luzerner Kantonalbank AG schliessen können.

Screenshots

PostFinance App4 screens
LUKB Key4 screens

Verdict

The call

The clearest difference is update cadence: PostFinance App at every 6 weeks against LUKB Key's every 3 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PostFinance App ships an update every 6 weeks, LUKB Key every 3 months. Both last shipped on October 6, 2026.

Scorecard1 real difference · 8 level
PostFinance App versus LUKB Key: the parameters behind the verdict, then further details
ParameterPostFinance AppLUKB Key
PriceFreeFree
Rating4.0 (7 ratings) — better—
Number of ratings7 — better—
Update frequencyEvery 6 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone, iPod — better
Requires iOS16.415.0 — better
Further details — not scored
Size549 MB36 MB
Age rating4+4+
DeveloperDie Schweizerische PostLuzerner Kantonalbank

In-app purchases

None

PostFinance App

No in-app purchases

None

LUKB Key

No in-app purchases

Questions

Is PostFinance App free?
PostFinance App is free to download, with no in-app purchases.
Is LUKB Key free?
LUKB Key is free to download, with no in-app purchases.
Do PostFinance App or LUKB Key have ads?
Neither PostFinance App nor LUKB Key shows ads.
Which is updated more often, PostFinance App or LUKB Key?
PostFinance App ships an update every 6 weeks, and LUKB Key every 3 months. Most recently, PostFinance App was updated on October 6, 2026 and LUKB Key on October 6, 2026.

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