- Version: 2.0
- Size: 876.0 KB
- Release date: 2020-09-12
- Min iOS: 14.0
- Bundle ID: com.thhill.DrillstringToolboxPremium
- Version: 1.2
- Size: 2.93 MB
- Release date: 2020-09-01
- Min iOS: 13.6
- Bundle ID: com.thhill.DS-1-5th-Edition-Acceptance-Criteria
- Version: 3.4
- Size: 560.0 KB
- Release date: 2016-01-20
- Min iOS: 14.0
- Bundle ID: com.thhill.DrillstringToolbox