Best apps like Certum SimplySign

23+ similar apps compared and reviewed

4.1 avg rating
10 free apps
Updated August 2026

Whether you want more options like Certum SimplySign or a completely different take on the same concept, our curated list of 23+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Certum SimplySign

mBank CompanyMobile#1

mBank CompanyMobile by mBank S.A.

Editor's Choice
💼 Business
4.3(9 ratings)
Free
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Manage your company's finances on the go with this business banking app. It offers quick access to accounts, transaction history, and secure authorization for payments. Easily manage company cards and perform currency exchanges.

mSzafir#2

mSzafir by Krajowa Izba Rozliczeniowa S.A.

Strong Contender
💼 Business
4.5(22 ratings)
Free
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Sign documents with a qualified electronic signature directly from your phone. Seal documents with a qualified seal certificate. Generate login codes for the web portal to manage certificates and active mobile applications.

mojePZU mobile#3

mojePZU mobile by PZU

Worth Considering
💼 Business
2.7(3 ratings)
Free
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Manage your insurance policies, book medical appointments, and report claims. Connect with customer support or find nearby PZU branches. Access product information, renew policies, and enjoy exclusive benefits.