John Jacobsen

Developer Portfolio

5 App Records
Crust Log iOS Icon

Crust Log

App Free
  • Version: 1.3
  • Size: 6.64 MB
  • Release date: 2026-03-23
  • Min iOS: 18.0
  • Bundle ID: dev.johnjacobsen.Crust-Log
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Felt Ledger iOS Icon

Felt Ledger

App Free
  • Version: 1.3
  • Size: 9.06 MB
  • Release date: 2026-03-21
  • Min iOS: 26.2
  • Bundle ID: com.swampnerd.FeltLedger
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Dromme iOS Icon

Dromme

App Free
  • Version: 1.1
  • Size: 7.74 MB
  • Release date: 2026-03-10
  • Min iOS: 26.2
  • Bundle ID: dev.johnjacobsen.Dromme
View App
SN-LoanCalc iOS Icon

SN-LoanCalc

App Free
  • Version: 2.1
  • Size: 4.49 MB
  • Release date: 2020-11-15
  • Min iOS: 26.2
  • Bundle ID: com.swampnerd.SN-LoanCalc
View App