Comparison

Thread Calculators vs Mechanical Toolkit

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Thread Calculators

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.

Highlights
  • Supports international thread standards (M, UNC, NPT, etc.)
  • Tap Hole Size Calculator
  • Bolt Diameter Guide
  • Tap Hole Forming Data
  • Tap Hole Repair Values
  • Detailed thread dimension tables
Features
Read full description

Get quick and accurate thread-cutting data with this complete thread calculator app. It supports a wide range of international thread standards, including M, MF, UNC, UNF, UNEF, UNR, UNS, NPT, NPTF, NPSC, NPSF, NPSL, NPSM, BA, BSP, BSF, BSW, BSPP, TR, and TRF. Whether you're a machinist, engineer, or CNC professional, this app helps you find the right measurements instantly. Access detailed tables for thread dimensions and cutting values in one place. Key tools included: - Tap Hole Size Calculator – Find the correct drill size for perfect threading - Bolt Diameter Guide – Quickly check standard bolt dimensions - Tap Hole Forming Data – Accurate values for forming taps - Tap Hole Repair Values – Fix damaged threads with the correct specs This app is your handy companion for fast, reliable, and precise thread-cutting calculations.

About

Mechanical Toolkit

Features
Read full description

Introducing Mechanical Toolkit by Werder AG - Your Ultimate Mechanic's Companion! Unlock the power of Mechanical Toolkit, the indispensable toolkit designed for mechanics everywhere. Whether you're tackling ISO-Tolerances, mastering Threads, or optimizing Cutting Data, MechTab has you covered. Explore a wealth of features: Tolerances: From A to ZC, delve into precise measurements for holes, shafts, and beyond. General Tolerances: Access easy-to-read charts for linear, radii/chamfer, and angular dimensions. Geometrical Tolerances: Gain insights through symbols, drawings, and detailed explanations. Threads: Navigate various thread types effortlessly, including BA, BSF, G, and more. Cutting Data: Fine-tune cutting and spindle speeds, feed rates, and processing durations. Wrench-Size to Width across Corners: Instantly determine wrench sizes for cornered profiles. Roughness: Understand surface finishes with Rz, Ra, N values, and Triangle-Notation. Triangle: Simplify triangle calculations for sides, angles, and area with intuitive tools. Weight: Estimate material weights across different profiles, with the added convenience of editable lists. Trowalization: Calculate optimal machine load capacities for efficient processing. Experience Mechanical Toolkit and revolutionize your mechanical endeavors today!

Screenshots

Thread Calculators4 screens
Mechanical Toolkit4 screens

Verdict

The call

The clearest difference is price: Mechanical Toolkit at Free against Thread Calculators's $1.99. Thread Calculators's advantage is in-app purchases (none vs 1) and update cadence (every 10 months vs every 20 months). On ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Mechanical Toolkit is free to download; Thread Calculators costs $1.99 up front. Mechanical Toolkit sells 1 one-off in-app purchase. Thread Calculators asks for nothing beyond the download.

UpkeepUpdate frequency

Thread Calculators ships an update every 10 months, Mechanical Toolkit every 20 months. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

Scorecard3 real differences · 7 level
Thread Calculators versus Mechanical Toolkit: the parameters behind the verdict, then further details
ParameterThread CalculatorsMechanical Toolkit
Price$1.99Free — better
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 10 months — betterEvery 20 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size51 MB49 MB
Age rating4+4+
DeveloperKantaben GorasiyaShital Gorasiya

In-app purchases

None

Thread Calculators

No in-app purchases

1 purchases

Mechanical Toolkit

One-time1
  • Lifetime Purchase$4.99

Questions

Is Thread Calculators free?
Thread Calculators costs $1.99, with no in-app purchases.
Is Mechanical Toolkit free?
Mechanical Toolkit is free to download, with in-app purchases available.
Do Thread Calculators or Mechanical Toolkit have ads?
Neither Thread Calculators nor Mechanical Toolkit shows ads.
Which is updated more often, Thread Calculators or Mechanical Toolkit?
Thread Calculators ships an update every 10 months, and Mechanical Toolkit every 20 months. Most recently, Thread Calculators was updated on October 8, 2026 and Mechanical Toolkit on October 2, 2026.

Other comparisons