# Pipelayer vs CalderSafe

The clearest difference is update cadence: Pipelayer at monthly against CalderSafe's every 3 months. CalderSafe's advantage is iOS requirement (13.0 vs 17.0). 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.

Pipelayer ships an update monthly, CalderSafe every 3 months. The most recent releases landed on September 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Pipelayer | CalderSafe |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 7 MB | 25 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Cobalt Technologies Limited](https://appshunter.io/developer/338909143) | [Caldervale Technology Ltd](https://appshunter.io/developer/1799178979) |

## What reviewers say

### Pipelayer

[App page](https://appshunter.io/ios/app/pipelayer/id1643121766)

**Features:** macOS Compatibility

**In-app purchases:** none


### CalderSafe

[App page](https://appshunter.io/ios/app/caldersafe/id6742651468)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pipelayer free?

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

### Is CalderSafe free?

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

### Do Pipelayer or CalderSafe have ads?

Neither Pipelayer nor CalderSafe shows ads.

### Which is updated more often, Pipelayer or CalderSafe?

Pipelayer ships an update monthly, and CalderSafe every 3 months. Most recently, Pipelayer was updated on September 12, 2026 and CalderSafe on October 14, 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.*