# Pipe Calc vs Pipe Calc

The clearest difference is update cadence: Pipe Calc at every 5 days against Pipe Calc's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Pipe Calc sells 1 one-off in-app purchase and Pipe Calc sells 5 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Pipe Calc ships an update fortnightly, Pipe Calc every 5 days. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Pipe Calc | Pipe Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 28 MB | 29 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Transparent Blue Water LLC](https://appshunter.io/developer/1847968351) | [Gun woo Kim](https://appshunter.io/developer/1700263119) |

## What reviewers say

### Pipe Calc

[App page](https://appshunter.io/ios/app/pipe-calc-hydraulic-network/id6758810548)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pipe Calc Pro | $9.99 | one-time |


### Pipe Calc

[App page](https://appshunter.io/ios/app/pipe-calc-pipefitter-offsets/id6786981763)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Yearly | $24.99 | per year |
| Lifetime Pro · Supporter I | $29.99 | one-time |
| Lifetime Pro · Supporter II | $39.99 | one-time |
| Lifetime Pro · Supporter III | $59.99 | one-time |


## Frequently asked questions

### Is Pipe Calc free?

Pipe Calc is free to download, with in-app purchases available.

### Is Pipe Calc free?

Pipe Calc is free to download, with in-app purchases available.

### Do Pipe Calc or Pipe Calc have ads?

Neither Pipe Calc nor Pipe Calc shows ads.

### Which is updated more often, Pipe Calc or Pipe Calc?

Pipe Calc ships an update fortnightly, and Pipe Calc every 5 days. Most recently, Pipe Calc was updated on October 31, 2026 and Pipe Calc on November 10, 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.*