# Grid Masters vs Snap Draw Iso

The clearest difference is rating: Grid Masters at 5.0 against Snap Draw Iso's 4.0. Grid Masters also leads on ads (none vs shown). Snap Draw Iso's advantage is in-app purchases (none vs 2) and review sentiment (80% vs 50%). On price and device support there is nothing between them.

Both are free to download. Grid Masters sells 2 in-app purchases, starting at $19.99 per month. Snap Draw Iso asks for nothing beyond the download.

Grid Masters holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews complicate that: 50% of Grid Masters's written reviews are positive against 80% of Snap Draw Iso's, so the app with the better star average is not the one people write more warmly about.

Grid Masters ships an update every 4 months, Snap Draw Iso every 3 days. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Grid Masters | Snap Draw Iso |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/grid-masters/id6469782825/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/snap-draw-iso/id6471840091/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | 50.0% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | Freemium | **Ad-supported** |
| Size | 27 MB | 18 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Platinum Framing Corp](https://appshunter.io/developer/1712658755) | [andrew bell](https://appshunter.io/developer/445167639) |

## What reviewers say

### Grid Masters

[App page](https://appshunter.io/ios/app/grid-masters/id6469782825)

This app simplifies architectural and structural drawing by generating precise grid line dimensions. It supports both imperial and metric units, allowing custom offsets for any construction job. Save time and money with accurate layouts and easily store or print your generated metrics.

**Highlights:** Generate grid line dimensions, Imperial and Metric support, Customizable offsets, Store jobs as PDF/PNG, Print generated metrics, Simplify construction layouts

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| Yearly Subscription | $199.99 | per year |


### Snap Draw Iso

[App page](https://appshunter.io/ios/app/snap-draw-iso/id6471840091)

Create isometric drawings with ease using a crosshair and snap sound for precise line connections. Customize grids, colors, and import/export various formats. Offers advanced features like bitmap brushes and gradient fills for detailed designs.

**Highlights:** Isometric and 2D grids, Customizable colors, Import/Export formats, Fill options (solid, gradient, pattern), Large canvas with pan/zoom, Text and FX options, Bitmap and vector layer mixing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Grid Masters free?

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

### Is Snap Draw Iso free?

Snap Draw Iso is free to download, with no in-app purchases.

### Which has better reviews, Grid Masters or Snap Draw Iso?

Grid Masters is rated higher. Grid Masters averages 5.0 out of 5 from 1 ratings, while Snap Draw Iso averages 4.0 from 4 ratings.

### Do Grid Masters or Snap Draw Iso have ads?

Snap Draw Iso shows ads; Grid Masters does not.

### Which is updated more often, Grid Masters or Snap Draw Iso?

Grid Masters ships an update every 4 months, and Snap Draw Iso every 3 days. Most recently, Grid Masters was updated on June 1, 2026 and Snap Draw Iso on September 10, 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.*