# Art Tools vs FP viewer

The clearest difference is price: FP viewer at Free against Art Tools's $2.99. FP viewer also leads on in-app purchases (none vs 1). Art Tools's advantage is update cadence (every 8 months vs every 48 months) and chart position (#188 vs unranked). On ads and device support there is nothing between them.

FP viewer is free to download; Art Tools costs $2.99 up front. Art Tools sells 1 one-off in-app purchase. FP viewer asks for nothing beyond the download.

Art Tools ships an update every 8 months, FP viewer every 48 months. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Art Tools | FP viewer |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.4 (253 ratings)](https://appshunter.io/ios/app/art-tools/id407578464/reviews)** | — |
| Number of ratings | **253** | — |
| Positive reviews | 62.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 48 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#188** | — |
| Size | 15 MB | 3 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Accurasee](https://appshunter.io/developer/406065392) | [Hiroaki SAWANO](https://appshunter.io/developer/794858636) |

## What reviewers say

### Art Tools

[App page](https://appshunter.io/ios/app/art-tools/id407578464)

**Currently charting:** #188 Top Paid · Education (US App Store)

This app helps artists plan their compositions and analyze subjects before painting. It allows you to import photos, apply grids, adjust values, and manipulate images to achieve the desired proportions and layout for your artwork.

**Highlights:** Import photos or use camera, Apply various grids (e.g., golden ratio), Adjust image values and color, Resize, rotate, and move photo, Value checker tool, Save and email projects

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Art Tools Pro | $2.99 | one-time |

**What reviewers like**

- 👍 Helpful for drawing
- 👍 Useful for artists
- 👍 Great for proportions
- 👍 Useful for plein air
- 👍 Good value tool

**What reviewers complain about**

- 👎 Not user-friendly
- 👎 Grid customization tricky
- 👎 Difficult to figure out
- 👎 No instructions
- 👎 Poor replacement for value viewer

**Reported bugs**

- Cannot update to paid version
- Shop not open
- App abandoned by developers
- No support or help
- Bugs in updated version

**Requested features**

- New app will be better
- Make grid intro clearer
- Vertical plumb lines
- Option for square paintings
- Option for horizontal paintings


### FP viewer

[App page](https://appshunter.io/ios/app/fp-viewer/id1318580360)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Art Tools free?

Art Tools costs $2.99, and also offers in-app purchases.

### Is FP viewer free?

FP viewer is free to download, with no in-app purchases.

### Do Art Tools or FP viewer have ads?

Neither Art Tools nor FP viewer shows ads.

### Which is updated more often, Art Tools or FP viewer?

Art Tools ships an update every 8 months, and FP viewer every 48 months. Most recently, Art Tools was updated on September 19, 2026 and FP viewer on September 16, 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.*