# Web Canvas vs Sleipnir Grade

Web Canvas and Sleipnir Grade are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Web Canvas | Sleipnir Grade |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/web-canvas-spatial-browser/id6755220973/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 63 MB | 8 MB |
| Requires iOS | **16.4** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Curious Cat Consulting, LLC](https://appshunter.io/developer/1832011899) | [Luis Alfredo Godoy Alvarez](https://appshunter.io/developer/1858618621) |

## What reviewers say

### Web Canvas

[App page](https://appshunter.io/ios/app/web-canvas-spatial-browser/id6755220973)

Organize your online research on an infinite canvas. Instead of managing browser tabs, visually connect websites, images, and notes in a single workspace. Pan, zoom, and arrange your findings to understand complex topics.

**Highlights:** Infinite zoomable canvas, Visual organization of websites and notes, Spatial navigation instead of tabs, Connect research items with lines, Save and share research sessions, Full web browsing capabilities

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

**In-app purchases:** none


### Sleipnir Grade

[App page](https://appshunter.io/ios/app/sleipnir-grade/id6756126774)

**In-app purchases:** none


## Frequently asked questions

### Is Web Canvas free?

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

### Is Sleipnir Grade free?

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

### Do Web Canvas or Sleipnir Grade have ads?

Neither Web Canvas nor Sleipnir Grade shows ads.

### Which is updated more often, Web Canvas or Sleipnir Grade?

Web Canvas ships an update every 2 months, and Sleipnir Grade every 2 months. Most recently, Web Canvas was updated on October 12, 2026 and Sleipnir Grade on October 11, 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.*