# GrassMaster vs Lawn Tracker

The clearest difference is review sentiment: Lawn Tracker at 79% against GrassMaster's 33%. Lawn Tracker also leads on price (Free vs $2.99) and update cadence (every 2 weeks vs every 7 months). GrassMaster's advantage is in-app purchases (none vs 6) and iOS requirement (11.0 vs 15.0). On ads and device support there is nothing between them.

Lawn Tracker is free to download; GrassMaster costs $2.99 up front. Lawn Tracker sells 6 in-app purchases, starting at $5.49 per month. GrassMaster asks for nothing beyond the download.

GrassMaster ships an update every 7 months, Lawn Tracker every 2 weeks. The most recent releases landed on September 17, 2026 and July 23, 2026 respectively.

## The numbers

| Metric | GrassMaster | Lawn Tracker |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.7 (31 ratings)](https://appshunter.io/ios/app/lawn-tracker/id1624086831/reviews)** |
| Number of ratings | — | **31** |
| Positive reviews | 33.3% of reviews | **78.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 5 MB | 20 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Lullie](https://appshunter.io/developer/370571602) | [Matthew Bangs](https://appshunter.io/developer/1593478401) |

## What reviewers say

### GrassMaster

[App page](https://appshunter.io/ios/app/grassmaster/id386256016)

This app provides expert lawn care guidance, including fertilization, watering, and disease treatment. It features calculators for sod and mulch estimates, and offers detailed schedules for various grass types.

**Highlights:** Professional lawn maintenance methods, Sod and mulching material calculators, Weed and disease identification with reference images, Fertilizing schedules for common grass types, Exportable fertilization schedules for calendars, Covers 8 common turf grass types

**Features:** Vision Pro support

**In-app purchases:** none


### Lawn Tracker

[App page](https://appshunter.io/ios/app/lawn-tracker/id1624086831)

Easily track your lawn's health with this app. Monitor grass growth, mowing, watering, and treatments. Plan nutrition, measure your yard, and view your progress with a calendar and journal.

**Highlights:** Grass growth tracking, Mowing and watering schedules, Treatment planning, Lawn measuring tool, Calendar and journal views, Reminders and weather data, Material and equipment calculators

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multiple Lawns | $5.49 | per month |
| Developer Support Level 1 | $2.99 | one-time |
| Donate Now | $3.99 | one-time |
| Developer Support Level 2 | $5.99 | one-time |
| Developer Support Level 3 | $9.99 | one-time |
| Ad Free Use | $9.99 | one-time |


## Frequently asked questions

### Is GrassMaster free?

GrassMaster costs $2.99, with no in-app purchases.

### Is Lawn Tracker free?

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

### Do GrassMaster or Lawn Tracker have ads?

Neither GrassMaster nor Lawn Tracker shows ads.

### Which is updated more often, GrassMaster or Lawn Tracker?

GrassMaster ships an update every 7 months, and Lawn Tracker every 2 weeks. Most recently, GrassMaster was updated on September 17, 2026 and Lawn Tracker on July 23, 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.*