# KEMPER COILS vs Spanntec Service App

The clearest difference is update cadence: Spanntec Service App at every 5 months against KEMPER COILS's every 70 months. KEMPER COILS's advantage is iOS requirement (8.0 vs 16.2). On price, ads, in-app purchases and device support there is nothing between them.

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

KEMPER COILS ships an update every 70 months, Spanntec Service App every 5 months. The most recent releases landed on October 13, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | KEMPER COILS | Spanntec Service App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 70 months | **Every 5 months** |
| Monetization | Free | — |
| Size | 77 MB | 9 MB |
| Requires iOS | **8.0** | 16.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gebr. Kemper GmbH + Co. KG](https://appshunter.io/developer/971204756) | [byteways GmbH & Co. KG](https://appshunter.io/developer/1158936475) |

## What reviewers say

### KEMPER COILS

[App page](https://appshunter.io/ios/app/kemper-coils/id1037376744)

Calculate common sizes of coiled copper and copper alloy strip, including weight and dimensions. It also functions as a unit converter for various measurements like strength, conductivity, weight, and length. The app is available offline and prioritizes user data security.

**Highlights:** Calculate coiled strip sizes, Determine strip weight for stamped parts, Offline functionality, Unit converter for strength, conductivity, weight, length, Secure data handling

**Features:** macOS Compatibility

**In-app purchases:** none


### Spanntec Service App

[App page](https://appshunter.io/ios/app/spanntec-service-app/id1325220195)

**In-app purchases:** none


## Frequently asked questions

### Is KEMPER COILS free?

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

### Is Spanntec Service App free?

Spanntec Service App is free to download, with no in-app purchases.

### Do KEMPER COILS or Spanntec Service App have ads?

Neither KEMPER COILS nor Spanntec Service App shows ads.

### Which is updated more often, KEMPER COILS or Spanntec Service App?

KEMPER COILS ships an update every 70 months, and Spanntec Service App every 5 months. Most recently, KEMPER COILS was updated on October 13, 2026 and Spanntec Service App on October 26, 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.*