# SSC Spring Engineering vs SpringCalc

The clearest difference is ads: SSC Spring Engineering at none against SpringCalc's shown. SSC Spring Engineering also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). SpringCalc's advantage is update cadence (every 2 weeks vs every 6 months). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SSC Spring Engineering ships an update every 6 months, SpringCalc every 2 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SSC Spring Engineering | SpringCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (28 ratings)](https://appshunter.io/ios/app/ssc-spring-engineering/id1438112209/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 38 MB | 7 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Service Spring Corporation](https://appshunter.io/developer/342694497) | [Sui Fai Law](https://appshunter.io/developer/1889201616) |

## What reviewers say

### SSC Spring Engineering

[App page](https://appshunter.io/ios/app/ssc-spring-engineering/id1438112209)

This utility app assists with spring engineering calculations, including conversions, new designs, and comparisons. It helps determine spring and drum specifications for various applications, such as rolling steel doors, and calculates lifting capacities.

**Highlights:** Spring conversion, New spring engineering, Drum specification comparison, IPPT spring calculation, Rolling steel door spring design, Approximate pull calculation, Maximum lift capacity determination

**Features:** macOS Compatibility

**In-app purchases:** none


### SpringCalc

[App page](https://appshunter.io/ios/app/springcalc/id6770431388)

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

**In-app purchases:** none


## Frequently asked questions

### Is SSC Spring Engineering free?

SSC Spring Engineering is free to download, with no in-app purchases.

### Is SpringCalc free?

SpringCalc is free to download, with no in-app purchases.

### Do SSC Spring Engineering or SpringCalc have ads?

SpringCalc shows ads; SSC Spring Engineering does not.

### Which is updated more often, SSC Spring Engineering or SpringCalc?

SSC Spring Engineering ships an update every 6 months, and SpringCalc every 2 weeks. Most recently, SSC Spring Engineering was updated on October 24, 2026 and SpringCalc on October 28, 2026.

---

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