- FirmarOnline - SFA
- FIRMAVIKAR.DK
- Firmese
- Firmeter
- Firmex VDR
- Firmo con CIE
- Firmspace
- Firmx
- First & Farmers National Bank
- First American Bank NM Mobile
- First Army Division East OC/T
- First Atlantic Mobile Banking
- First Bank of Owasso
- First Choice Auto EPOD
- First Choice Credit Union
- FIRST CITIZENS BANK (IA & MN)
- First Citizens Bank Mobile
- First City Credit Union Mobile
- First Class Legal
- First Commercial Bank
- First Community Credit Union
- First Community CU (MO)
- First Degree Equation (ax+b=c)
- First Due Mobile
- First Exchange Bank
- First Financial Bank Mobile
- First Financial Bank Mobile
- First Financial Credit Union
- First Flight FCU
- First grade kanji practice book
- First Help Financial
- First Internet Bank Mobile
- First Interstate Bank Mobile
- First Liberty Bank
- First Mid Ag Services
- First National Bank & Trust Co
- First New York
- First Office Mail
- First One Prévias (MSG)
- First Piedmont Mobile Banking
- First Place
- First Recruiting
- First Republic Mobile
- First Security Bank Canby
- First Security Bank | Mapleton
- First Security Bank | West
- First Security Bank- Hendricks
- First Security Bank-Sleepy Eye
- First Shore Federal Mobile
- First State Bank Beecher City
- First State Bank Mobile KY
- First State Bank Mortgage
- First State Bank of Olmsted
- First United Mobile Banking
- Firstapp FSL
- FirstCap Connect
- FirstClass Mobile
- FirstLight Mobile Banking
- FirstLineConnect
- FirstMet - Witness to Love
- FirstOntario Mobile Banking
- Firstrust Bank
- FirstSeed Calendar
- FirstSeed Calendar for iPad
- FirstService Residential LEADS
- FirstVue Agent
- FirstWatch
- FirstWatch for iPhone
- Fiscaal Gemak Scanoplossing
- Fiscal Facil
- Fiscal Parceiro
- Fiscaliza Já
- Fiscalização OAB
- Fischer Kälte-Klima Kiosk
- FischerHaus
- FISEM