# Tap & Drill Pro — Thread & Drill Calculator

> Thread & Drill Calculator (iPhone/iPad app by Shraddhaben Parmar.)

- Source: https://appshunter.io/ios/app/tap-and-drill-pro/id6764534603 (this page in markdown: same URL + `.md`)
- Developer: [Shraddhaben Parmar](https://appshunter.io/developer/1889769325)
- Category: Utilities
- Price: $2.99
- Age rating: 4+
- Requires: iOS 13.0 · 22 MB
- Languages: American English
- Released: 2026-04-29
- Data updated: 2026-08-16
- User reviews in markdown: https://appshunter.io/ios/app/tap-and-drill-pro/id6764534603/reviews.md

## What is Tap & Drill Pro?

Tap & Drill Pro Calc is a precise and reliable calculator designed for machinists, engineers, and workshop professionals. Quickly determine the correct tap sizes, drill sizes, and thread specifications for your projects.

Whether you're working in manufacturing, metalworking, or DIY machining, this app simplifies complex calculations and helps reduce costly errors.

Key Features:
• Tap size calculator for accurate threading
• Drill size recommendations for multiple standards
• Supports metric and imperial units
• Fast and easy-to-use interface
• Designed for machinists, engineers, and students
• Improves accuracy and efficiency in workshop tasks

Get the right measurements every time and streamline your workflow with Tap & Drill Pro Calc.


## Version history (last 1 release)

### 1.0 — 2026-04-29

No release notes.

## More apps by Shraddhaben Parmar

- [Pattern Maker 2026](https://appshunter.io/ios/app/pattern-maker-2026/id6761454620)
- [AI Model Generator](https://appshunter.io/ios/app/ai-model-generator/id6762113921)
- [AI Color Picker, Palette & Hex](https://appshunter.io/ios/app/ai-color-picker-palette-and-hex/id6763528150)
- [ResiCode: Resistor Color Code](https://appshunter.io/ios/app/resicode-resistor-color-code/id6764041040)
- [PDU Phase Balancer](https://appshunter.io/ios/app/pdu-phase-balancer/id6764534748)

All apps by Shraddhaben Parmar: https://appshunter.io/developer/1889769325

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-16.*