Bolt Torque vs Sampling Calculator Lite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bolt Torque
Calculate maximum tightening torque and preloads for various screws. Analyze preloads and stresses to ensure limits are met. All screw data is conveniently presented on a results page.
- Calculate tightening torque
- Calculate preloads
- Analyze stresses
- Check limits
- View screw data
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Take benefit from my engineering know how and calculate the max. tightening torque and preloads for many iso-metric and imperial screws. Calculate the preloads and stresses and check the limits. All screw data are listed on a result page. This app is a "must have" for all engineers in design departments.
Sampling Calculator Lite
This tool helps calculate sampling plans based on ANSI/ASQ Z1.4 2013 and MIL-STD-105E standards. It assists in determining sampling size codes and inspection levels for quality control processes.
- ANSI/ASQ Z1.4 2013 compliance
- MIL-STD-105E compliance
- Single sampling size calculation
- Normal and Reduced inspection
- AQL range from 0.065 to 15
- Supports size code letters I, II, and III
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The sampling calculator conforms to ANSI/ASQ Z1.4 2013 and MIL-STD-105E Standards. NOTE: This calculator may be used as an aid to faster calculate the sampling plan needed, and always in conjunction or with the basic knowledge of the ANSI/ASQ Z1.4 standard. It does not replace the standards mentioned above. The sampling calculator covers single sampling size code letters I, II and III. Normal and Reduced with AQLs from 0.065 to 15. For the Full version of the calculator look for "Sampling Calculator" it contains all 7 code levels and tightened inspection type.
Screenshots
Verdict
The clearest difference is review sentiment: Bolt Torque at 100% against Sampling Calculator Lite's 33%. Bolt Torque also leads on rating (5.0 vs 3.0) and update cadence (monthly vs every 14 months). Sampling Calculator Lite's advantage is price (Free vs $9.99) and ratings volume (3 vs 1). On ads, in-app purchases and device support 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
Sampling Calculator Lite is free to download; Bolt Torque costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Bolt Torque holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 100% of Bolt Torque's written reviews are positive against 33% of Sampling Calculator Lite's.
Bolt Torque ships an update monthly, Sampling Calculator Lite every 14 months. The most recent releases landed on September 6, 2026 and August 19, 2026 respectively.
| Parameter | Bolt Torque | Sampling Calculator Lite |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | 3.0 (3 ratings) |
| Positive reviews | 100.0% of reviews — better | 33.3% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Monthly — better | Every 14 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.6 | 13.1 — better |
| Further details — not scored | ||
| Size | 1 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Jochen Autrata | Juan Manuel Alfredo Sanchez |
Customer experience
Bolt Torque
Sampling Calculator Lite
In-app purchases
Bolt Torque
No in-app purchases
Sampling Calculator Lite
No in-app purchases
Questions
Is Bolt Torque free?
Is Sampling Calculator Lite free?
Which has better reviews, Bolt Torque or Sampling Calculator Lite?
Do Bolt Torque or Sampling Calculator Lite have ads?
Which is updated more often, Bolt Torque or Sampling Calculator Lite?
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