# Benchmark Slope vs Pipe Slope Invert Planner

The clearest difference is price: Benchmark Slope at Free against Pipe Slope Invert Planner's $4.99. Benchmark Slope also leads on update cadence (weekly vs fortnightly). Pipe Slope Invert Planner's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Benchmark Slope is free to download; Pipe Slope Invert Planner costs $4.99 up front. Benchmark Slope sells 3 in-app purchases, starting at $9.99 per month. Pipe Slope Invert Planner asks for nothing beyond the download.

Benchmark Slope ships an update weekly, Pipe Slope Invert Planner fortnightly. Both last shipped on November 5, 2026.

## The numbers

| Metric | Benchmark Slope | Pipe Slope Invert Planner |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/benchmark-slope/id6751212219/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Freemium | — |
| Size | 83 MB | 1 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Benchmark Slope](https://appshunter.io/developer/1834014574) | [光 杨](https://appshunter.io/developer/1891134953) |

## What reviewers say

### Benchmark Slope

[App page](https://appshunter.io/ios/app/benchmark-slope/id6751212219)

This app simplifies jobsite elevation, slope, and pitch calculations for construction crews. It offers instant target rod readings, slope analysis with ADA guidance, and multi-unit support. Hands-free voice input and a guided tutorial enhance usability for quick and accurate site measurements.

**Highlights:** Set Height of Instrument, Target rod readings instantly, Calculate slope and pitch, ADA Slope Guidance, Multi-unit support (feet, inches, meters), Hands-free voice input, Guided tutorial and help

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $99.99 | per year |
| Lifetime Unlock | $59.99 | one-time |


### Pipe Slope Invert Planner

[App page](https://appshunter.io/ios/app/pipe-slope-invert-planner/id6768115052)

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

**In-app purchases:** none


## Frequently asked questions

### Is Benchmark Slope free?

Benchmark Slope is free to download, with in-app purchases available.

### Is Pipe Slope Invert Planner free?

Pipe Slope Invert Planner costs $4.99, with no in-app purchases.

### Do Benchmark Slope or Pipe Slope Invert Planner have ads?

Neither Benchmark Slope nor Pipe Slope Invert Planner shows ads.

### Which is updated more often, Benchmark Slope or Pipe Slope Invert Planner?

Benchmark Slope ships an update weekly, and Pipe Slope Invert Planner fortnightly. Most recently, Benchmark Slope was updated on November 5, 2026 and Pipe Slope Invert Planner on November 5, 2026.

---

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