# See through Canvas vs Lexmark Optra Edge

The clearest difference is ads: Lexmark Optra Edge at none against See through Canvas's shown. See through Canvas's advantage is update cadence (fortnightly vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

See through Canvas ships an update fortnightly, Lexmark Optra Edge every 3 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | See through Canvas | Lexmark Optra Edge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/see-through-canvas/id6737427390/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Ad-supported | — |
| Size | 35 MB | 31 MB |
| Requires iOS | 15.8.3 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Lexmark International, Inc.](https://appshunter.io/developer/333208550) |

## What reviewers say

### See through Canvas

[App page](https://appshunter.io/ios/app/see-through-canvas/id6737427390)

This utility app provides a transparent canvas, allowing users to easily draw or write over existing content on their device. It's designed to help with tasks that require overlaying information, such as tracing or annotation.

**Highlights:** Transparent canvas, Overlay drawing, Trace and annotate, Supports letters, numbers, and pictures

**Features:** macOS Compatibility

**In-app purchases:** none


### Lexmark Optra Edge

[App page](https://appshunter.io/ios/app/lexmark-optra-edge/id6747798713)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is See through Canvas free?

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

### Is Lexmark Optra Edge free?

Lexmark Optra Edge is free to download, with no in-app purchases.

### Do See through Canvas or Lexmark Optra Edge have ads?

See through Canvas shows ads; Lexmark Optra Edge does not.

### Which is updated more often, See through Canvas or Lexmark Optra Edge?

See through Canvas ships an update fortnightly, and Lexmark Optra Edge every 3 months. Most recently, See through Canvas was updated on October 24, 2026 and Lexmark Optra Edge on October 18, 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.*