# Sampling Calculator vs Smart 5S

The clearest difference is price: Smart 5S at Free against Sampling Calculator's $5.99. Smart 5S also leads on update cadence (every 3 weeks vs every 16 months) and iOS requirement (13.0 vs 15.6). Sampling Calculator's advantage is chart position (#173 vs unranked). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Smart 5S is free to download; Sampling Calculator costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Sampling Calculator against 5.0 for Smart 5S. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Sampling Calculator ships an update every 16 months, Smart 5S every 3 weeks. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Sampling Calculator | Smart 5S |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/sampling-calculator/id1304811062/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/smart-5s-lean-manufacturing/id1574310832/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | **#173** | — |
| Size | 3 MB | 75 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Juan Manuel Alfredo Sanchez](https://appshunter.io/developer/1304811061) | [Industrial Augmented Reality S.L.](https://appshunter.io/developer/1574310834) |

## What reviewers say

### Sampling Calculator

[App page](https://appshunter.io/ios/app/sampling-calculator/id1304811062)

**Currently charting:** #173 Top Paid · Productivity (US App Store)

This tool helps calculate sampling plans based on ANSI/ASQ Z1.4 and MIL-STD-105E standards. It supports various sampling size code letters and AQLs for normal, tightened, and reduced inspections. It serves as an aid to understanding and applying these quality control standards.

**Highlights:** ANSI/ASQ Z1.4 2013 compliance, MIL-STD-105E compliance, Single sampling size code letters, Normal, Tightened, and Reduced inspection, AQLs from 0.065 to 15

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Smart 5S

[App page](https://appshunter.io/ios/app/smart-5s-lean-manufacturing/id1574310832)

This app helps organizations implement and maintain the 5S Lean Manufacturing methodology. It allows for creating checklists, auditing compliance with standards, and managing team improvement activities efficiently. Centralize real-time information, reduce paper documentation, and foster a culture of continuous improvement.

**Highlights:** Create checklists by area, Audit compliance with standards, Manage team improvement activities, Centralized real-time information, Reduce document management, Facilitate action plan management, Share indicators and action plans

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sampling Calculator free?

Sampling Calculator costs $5.99, with no in-app purchases.

### Is Smart 5S free?

Smart 5S is free to download, with no in-app purchases.

### Which has better reviews, Sampling Calculator or Smart 5S?

Sampling Calculator and Smart 5S are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Sampling Calculator or Smart 5S have ads?

Neither Sampling Calculator nor Smart 5S shows ads.

### Which is updated more often, Sampling Calculator or Smart 5S?

Sampling Calculator ships an update every 16 months, and Smart 5S every 3 weeks. Most recently, Sampling Calculator was updated on September 10, 2026 and Smart 5S on September 20, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*