# Putt Maker vs Green Slope

The clearest difference is review sentiment: Green Slope at 100% against Putt Maker's 50%. Green Slope also leads on rating (5.0 vs 3.7) and in-app purchases (none vs 1). Putt Maker's advantage is price (Free vs $9.99). On ratings volume and device support there is nothing between them.

Putt Maker is free to download; Green Slope costs $9.99 up front. Putt Maker sells 1 one-off in-app purchase. Green Slope asks for nothing beyond the download.

Green Slope holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 50% of Putt Maker's written reviews are positive against 100% of Green Slope's.

Putt Maker ships an update every 10 months, Green Slope every 2 weeks. The most recent releases landed on October 4, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Putt Maker | Green Slope |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/putt-maker/id468663340/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/green-slope/id6449557935/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Monetization | **Ad-supported** | Paid |
| Best chart rank | — | **#200** |
| Size | 18 MB | 7 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [DigitalSandbox](https://appshunter.io/developer/1013994213) | [Gordon Thomson](https://appshunter.io/developer/1460719625) |

## What reviewers say

### Putt Maker

[App page](https://appshunter.io/ios/app/putt-maker/id468663340)

This app helps golfers master green reading by using device sensors to reveal hidden slopes and contours. Visualize break direction and severity to plan your putts with confidence and improve your game.

**Highlights:** Gyroscope-based slope detection, Precision needle indicator for slope direction, Color-coded ring for break severity, Real-time topography measurements, Customizable artistic golf course backgrounds, AI-generated unique backgrounds

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Green Slope

[App page](https://appshunter.io/ios/app/green-slope/id6449557935)

**Currently charting:** #200 Top Paid · Sports (US App Store)

This training aid helps golfers visualize and understand putts by measuring green slope and predicting break. It uses device sensors to assess orientation and attitude, then provides graphical overviews and adjustable aimpoint tables.

**Highlights:** Measures green slope, Predicts putt break and aimpoint, Adjustable aimpoint tables, Graphical overviews of putts, Uses device motion sensors, Configurable green speed and pin direction

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

**In-app purchases:** none


## Frequently asked questions

### Is Putt Maker free?

Putt Maker is free to download, with in-app purchases available.

### Is Green Slope free?

Green Slope costs $9.99, with no in-app purchases.

### Which has better reviews, Putt Maker or Green Slope?

Green Slope is rated higher. Putt Maker averages 3.7 out of 5 from 3 ratings, while Green Slope averages 5.0 from 2 ratings.

### Do Putt Maker or Green Slope have ads?

Putt Maker shows ads; Green Slope does not.

### Which is updated more often, Putt Maker or Green Slope?

Putt Maker ships an update every 10 months, and Green Slope every 2 weeks. Most recently, Putt Maker was updated on October 4, 2026 and Green Slope on September 28, 2026.

---

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