Comparison

Spar Key vs Kaiser Partner MobileTAN

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

Head to head
About

Spar Key

Features
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Sparkasse Bank Malta plc has released an Authentication Application that has removed the need for a physical token to be used when accessing and transacting on your account(s) using the Bank’s Online Banking System. Spar Key enables a more secure and efficient environment for Sparkasse Bank Malta plc’s clients throughout the following processes: β€’ Logging-in into the Bank’s Online Banking System; β€’ Authorising the release of Payment Instructions; and β€’ Authorising the release of Securities related orders. Spar Key has been developed in compliance with the requirements on Strong Customer Authentication stemming from β€˜the EU’s Payment Services Directive II (PSD II)’.

About

Kaiser Partner MobileTAN

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The Kaiser Partner MobileTAN is an innovative and standardised security procedure that is used for login and authorization in online banking. The Kaiser Partner MobileTAN App must be activated before it can be used for the first time. You will receive your personal access details on request from your client advisor. The MobileTAN process encrypts the login and transaction data of online banking of Kaiser Partner Privatbank AG in a cryptogram. If you photograph this coloured cryptogram with the camera integrated in your smartphone or tablet ("mobile"), the data it contains is decrypted and displayed on your mobile. Personal activation ensures that the cryptogram can only be decrypted by your mobile. For the MobileTAN, your mobile does not require an Internet connection. For more information about online banking with MobileTAN, please contact your client advisor. Legal notice: By downloading Kaiser Partner MobileTAN app, you agree that data you provide to third parties may be collected, transferred, processed and generally made available in accordance with their terms. Please note that by downloading, installing and using this app a third party can draw conclusions about an existing, former or future business relationship between you and Kaiser Partner Privatbank AG. The user hereby declares that he or she is aware of the risks associated with the use of this app and that he or she therefore takes the necessary care when using it. Kaiser Partner Privatbank AG disclaims any liability for any damages, losses or other negative consequences arising in connection with the use of this app.

Screenshots

Spar Key4 screens
Kaiser Partner MobileTAN3 screens

Verdict

The call

The clearest difference is update cadence: Kaiser Partner MobileTAN at every 2 months against Spar Key's every 19 months. Spar Key's advantage is iOS requirement (12.4 vs 15.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Spar Key ships an update every 19 months, Kaiser Partner MobileTAN every 2 months. Both last shipped on October 26, 2026.

Scorecard2 real differences Β· 4 level
Spar Key versus Kaiser Partner MobileTAN: the parameters behind the verdict, then further details
ParameterSpar KeyKaiser Partner MobileTAN
PriceFreeFree
Update frequencyEvery 19 monthsEvery 2 months β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.4 β€” better15.0
Further details β€” not scored
Size44 MB7 MB
Age rating4+4+
DeveloperSparkasse Bank Malta plcKaiser Partner Privatbank AG

In-app purchases

None

Spar Key

No in-app purchases

None

Kaiser Partner MobileTAN

No in-app purchases

Questions

Is Spar Key free?
Spar Key is free to download, with no in-app purchases.
Is Kaiser Partner MobileTAN free?
Kaiser Partner MobileTAN is free to download, with no in-app purchases.
Do Spar Key or Kaiser Partner MobileTAN have ads?
Neither Spar Key nor Kaiser Partner MobileTAN shows ads.
Which is updated more often, Spar Key or Kaiser Partner MobileTAN?
Spar Key ships an update every 19 months, and Kaiser Partner MobileTAN every 2 months. Most recently, Spar Key was updated on October 26, 2026 and Kaiser Partner MobileTAN on October 26, 2026.

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