GD&T by Carl Zeiss AG
Editor's Choice
📊 Productivity
0.0(0 ratings)
Free





4+ iOS apps curated and reviewed
If you already know GD&T, this is the deeper bench. 4+ toleranbearingtools apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.



















This application calculates fit tolerances for holes and shafts based on ISO standards, allowing users to easily determine the type of fit and clearance values by inputting a diameter value and selecting tolerance ranges and classes. Simply enter your values and get instant results for fit tolerance calculations.