# Putt Maker vs Slopegraide

The clearest difference is rating: Slopegraide at 4.2 against Putt Maker's 3.7. Slopegraide also leads on review sentiment (88% vs 50%) and update cadence (weekly vs every 10 months). Putt Maker's advantage is monetization model (ad-supported vs free with in-app purchases). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Putt Maker sells 1 one-off in-app purchase and Slopegraide sells 5 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Slopegraide holds the better App Store score, 4.2 against 3.7. That said, the two scores are not equally well evidenced: Slopegraide has 20 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 50% of Putt Maker's written reviews are positive against 88% of Slopegraide's.

Putt Maker ships an update every 10 months, Slopegraide weekly. The most recent releases landed on September 17, 2026 and July 7, 2026 respectively.

## The numbers

| Metric | Putt Maker | Slopegraide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/putt-maker/id468663340/reviews) | **[4.2 (20 ratings)](https://appshunter.io/ios/app/slopegraide/id1494699416/reviews)** |
| Number of ratings | 3 | **20** |
| Positive reviews | 50.0% of reviews | **87.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 months | **Weekly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 18 MB | 282 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [DigitalSandbox, LLC](https://appshunter.io/developer/1013994213) | [Jeffrey David Golf, LLC](https://appshunter.io/developer/1455289334) |

## 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 |


### Slopegraide

[App page](https://appshunter.io/ios/app/slopegraide/id1494699416)

Enhance your golf game with this 3D green reader and visual trainer. It uses physics and geometry to guide your aim and putt speed, eliminating the need for traditional green books. Improve your confidence and break through to better putting performance.

**Highlights:** 3D virtual ball rolling simulator in AR, Augmented reality slope measurements, Animated 3D putt and putting stroke models, Color-coded distance control charts, Recommended start lines and backstroke length, Customizable putting tempo

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Slopegraide Premium (1-Month) | $9.99 | per month |
| Slopegraide Premium (1 Year) | $99.99 | per year |
| Roll Maps (1 Month) | $9.99 | one-time |
| Roll Maps (1 Year) | $49.99 | one-time |
| Slopegraide Premium (Lifetime) | $299.99 | one-time |


## Frequently asked questions

### Is Putt Maker free?

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

### Is Slopegraide free?

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

### Which has better reviews, Putt Maker or Slopegraide?

Slopegraide is rated higher. Putt Maker averages 3.7 out of 5 from 3 ratings, while Slopegraide averages 4.2 from 20 ratings.

### Do Putt Maker or Slopegraide have ads?

Both Putt Maker and Slopegraide show ads.

### Which is updated more often, Putt Maker or Slopegraide?

Putt Maker ships an update every 10 months, and Slopegraide weekly. Most recently, Putt Maker was updated on September 17, 2026 and Slopegraide on July 7, 2026.

---

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