# StrackaLine vs Green Slope

The clearest difference is review sentiment: Green Slope at 100% against StrackaLine's 22%. Green Slope also leads on rating (5.0 vs 2.6) and ads (none vs shown). StrackaLine's advantage is price (Free vs $9.99) and ratings volume (17 vs 3). On in-app purchases and device support there is nothing between them.

StrackaLine is free to download; Green Slope costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Green Slope holds the better App Store score, 5.0 against 2.6. That said, the two scores are not equally well evidenced: StrackaLine has 17 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 22% of StrackaLine's written reviews are positive against 100% of Green Slope's.

StrackaLine ships an update every 5 months, Green Slope every 2 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | StrackaLine | Green Slope |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [2.6 (17 ratings)](https://appshunter.io/ios/app/strackaline-golf-putting/id1143535991/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/green-slope/id6449557935/reviews)** |
| Number of ratings | **17** | 3 |
| Positive reviews | 22.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | **Ad-supported** | Paid |
| Size | 96 MB | 7 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Elite Golf Technology LLC](https://appshunter.io/developer/1724075906) | [Gordon Thomson](https://appshunter.io/developer/1460719625) |

## What reviewers say

### StrackaLine

[App page](https://appshunter.io/ios/app/strackaline-golf-putting/id1143535991)

This golf app provides detailed green topography maps and accurate putt lines, helping golfers of all levels analyze slopes and plan their shots. It uses advanced scanning technology to offer precise data for every hole, revolutionizing the putting game.

**Highlights:** Detailed green topography maps, Accurate putt line calculations, USGA Legal pin sheets, Digital yardage book & range finder, Slope percentage analysis, 3D green animations

**Features:** macOS Compatibility

**In-app purchases:** none


### Green Slope

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

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 StrackaLine free?

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

### Is Green Slope free?

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

### Which has better reviews, StrackaLine or Green Slope?

Green Slope is rated higher. StrackaLine averages 2.6 out of 5 from 17 ratings, while Green Slope averages 5.0 from 3 ratings.

### Do StrackaLine or Green Slope have ads?

StrackaLine shows ads; Green Slope does not.

### Which is updated more often, StrackaLine or Green Slope?

StrackaLine ships an update every 5 months, and Green Slope every 2 weeks. Most recently, StrackaLine was updated on November 2, 2026 and Green Slope on November 3, 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.*