37+ iOS apps & games curated and reviewed
The best thread hole apps and games on iPhone average 4.3★ across 37+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (35) | Yes | Yes | May 2026 |
| 2 |  | $1.99 | 4.3★ (29) | No | No | Jul 2026 |
| 3 |  | $1.99 | 5.0★ (1) | No | No | Jul 2026 |
| 4 |  | Free | 2.3★ (3) | No | No | May 2026 |
| 5 |  | Free | 4.8★ (173) | No | Yes | Jul 2026 |
| 6 |  | Free | 4.0★ (5) | No | No | May 2026 |
| 7 |  | Free | 5.0★ (760) | Yes | No | Jul 2026 |
| 8 |  | $2.99 | 4.0★ (60) | No | No | Jul 2026 |
Sort colorful spools of wool into their correct places to create beautiful patterns and embroidered pictures. Carefully manage your available slots, as filling them all means game over. This free puzzle game offers a creative and brain-teasing experience.
Calculate the correct drill bit size for your tapping operations. Supports various thread types and inch/metric measurements. Provides precise calculations for depth of thread and clearance.
This app provides precise thread-cutting data for various international standards. It assists machinists, engineers, and CNC professionals in quickly finding essential measurements and detailed tables for thread dimensions and cutting values.
Identify bolt thread pitches by taking a photo. This app uses AI to match SAE-UNC, SAE-UNF, or metric pitches after a simple distance calibration. It's a handy tool for anyone working with fasteners.
Organize your needlework supplies and projects. Track threads, fabrics, beads, and patterns for cross stitch, embroidery, sewing, and more. Plan your projects, create shopping lists, and avoid buying duplicates.
This engineering tool provides instant access to critical dimensions for various screw thread standards, including Unified, Whitworth, and ISO Metric. It also allows for the creation and calculation of custom thread sizes and pitches, eliminating the need for physical reference books.
Untangle colorful sheep by tapping to collect them in the correct order. Strategically clear paths to rescue each sheep and watch as their wool is knitted into 3D creations. Enjoy relaxing gameplay and build various items.
Easily discover, track, and organize your embroidery threads and floss. Browse thousands of colors, manage your existing stash, and create wishlists for future projects. Features a user-friendly interface with night mode support.
This app provides a quick and easy way to calculate thread dimensions for various units, including tap hole sizes and bolt specifications. It helps metalworkers find precise measurements for internal and external threads without consulting tables.
Engage your mind with a vibrant block-crushing puzzle game. Solve daily challenges, strategically place colorful cubes on an 8x8 board, and aim for endless high scores. Enjoy satisfying chain reactions and a relaxing yet challenging experience, playable offline.
Organize your needlepoint journey from start to finish. Track canvases, manage your thread stash, create smart shopping lists, and connect with a community of stitchers. Share progress and discover new projects.
Monitor your sewing machine's embroidery progress remotely. Receive notifications for thread changes and low bobbin levels. Precisely place designs using your device's camera.
This utility app helps you determine the correct drill bit size for threaded holes. It supports both inch and metric threads, calculates close and tight fit hole sizes, and provides tables for standard drill bit sizes and pipe information.
Watch and subscribe to a vast array of videos, from music and gaming to news and learning. Discover trending content, connect with creators, and even upload your own videos. Offers options for ad-free viewing and exclusive perks.
Connect with friends and discover new content through photos, videos, and short-form entertainment. Share your daily moments and life's highlights, or dive into personalized feeds based on your interests.
This app provides a comprehensive search experience, integrating AI for quick answers and personalized content. It allows you to search using images, voice, or text, and offers features like song identification and real-time translation.
