# SP Grid Viewer vs Infinite Canvas

The clearest difference is in-app purchases: SP Grid Viewer at none against Infinite Canvas's 4. SP Grid Viewer also leads on iOS requirement (15.6 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Infinite Canvas sells 4 one-off in-app purchases. SP Grid Viewer asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 5, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SP Grid Viewer | Infinite Canvas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/infinite-canvas-vector-sketch/id6748966735/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 83 MB | 20 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Stage Precision GmbH](https://appshunter.io/developer/1852817409) | [Christian Tietze](https://appshunter.io/developer/581693527) |

## What reviewers say

### SP Grid Viewer

[App page](https://appshunter.io/ios/app/sp-grid-viewer/id6741116815)

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

**In-app purchases:** none


### Infinite Canvas

[App page](https://appshunter.io/ios/app/infinite-canvas-vector-sketch/id6748966735)

This drawing app offers an expansive, infinite canvas for detailed sketches and wireframes. Its unique feature is consistent brush stroke thickness, allowing for intricate work at any zoom level. Save your creations seamlessly in an open SVG format.

**Highlights:** Infinite zoom and pan canvas, Consistent brush stroke thickness, SVG export, Finger and pencil support, Infinite undo, Rainbow mode

**Features:** Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Appreciation Tip | $4.99 | one-time |
| Unlimited Documents | $6.99 | one-time |
| Showing Support | $9.99 | one-time |


## Frequently asked questions

### Is SP Grid Viewer free?

SP Grid Viewer is free to download, with no in-app purchases.

### Is Infinite Canvas free?

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

### Do SP Grid Viewer or Infinite Canvas have ads?

Neither SP Grid Viewer nor Infinite Canvas shows ads.

### Which is updated more often, SP Grid Viewer or Infinite Canvas?

SP Grid Viewer ships an update every 4 months, and Infinite Canvas every 4 months. Most recently, SP Grid Viewer was updated on October 5, 2026 and Infinite Canvas on October 24, 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.*