Apps like Invention Manual

Here are some great alternatives to Invention Manual by Callan Hodgskin :
Inventions and Discoveries
Inventions and Discoveries
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Pettson's Inventions
Pettson's Inventions
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Pettson's Inventions 2
Pettson's Inventions 2
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Inventions and Inventors App
Inventions and Inventors App
★3.8
Patent Services USA
Patent Services USA
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Inventioneers Full Version
Inventioneers Full Version
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Inventioneers
Inventioneers
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Grial UIKit
Grial UIKit
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Learn Dart & Flutter
Learn Dart & Flutter
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C# Shell .NET IDE
C# Shell .NET IDE
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Learn hybrid Android app
Learn hybrid Android app
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Android Development Course
Android Development Course
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RPI Mobile
RPI Mobile
★4.3
Learn App Development
Learn App Development
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DroidScript: JS and Python IDE
DroidScript: JS and Python IDE
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App Builder
App Builder
★3.6