Jacob Parker

Bejumbled

App Free

• Version: 1.4.0
• Size: 3.76 MB
• Release date: 2025-07-18
• Min iOS: 17.0
• Bundle ID: org.jacob.Bejumbled

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Calipers Tape Measure

App $1.99

• Version: 1.9.3
• Size: 5.77 MB
• Release date: 2023-03-01
• Min iOS: 17.0
• Bundle ID: org.jacob.Calipers

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ReasonML

App Free

• Version: 1.3
• Size: 7.77 MB
• Release date: 2020-04-13
• Min iOS: 13.4
• Bundle ID: org.jacob.ReasonML

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Piano Tabs: MIDI Trainer

App Free

• Version: 2.7.1
• Size: 27.65 MB
• Release date: 2020-04-06
• Min iOS: 17.0
• Bundle ID: org.jacob.KeyLines

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TechniCalc Calculator

App $7.99

• Version: 1.31.2
• Size: 31.39 MB
• Release date: 2020-04-03
• Min iOS: 17.0
• Bundle ID: org.jacob.TechniCalc

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Paper & Pen

App Free

• Version: 1.0
• Size: 1.03 MB
• Release date: 2020-03-24
• Min iOS: 13.0
• Bundle ID: org.jacob.Paper

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RailApp

App Free

• Version: 1.3
• Size: 10.94 MB
• Release date: 2018-10-28
• Min iOS: 13.4
• Bundle ID: jacob.railapp

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Za: Scrabble Word Lookup

App Free

• Version: 2.0.1
• Size: 3.61 MB
• Release date: 2016-10-01
• Min iOS: 18.5
• Bundle ID: jacob.Za

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Pocket Jam: Loop & Tempo

App Free

• Version: 6.0.2
• Size: 21.02 MB
• Release date: 2016-09-17
• Min iOS: 17.0
• Bundle ID: org.jacob.PocketJam

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