# Value Study vs Doodle Grid for Artists

The clearest difference is in-app purchases: Doodle Grid for Artists at none against Value Study's 7. Value Study's advantage is update cadence (fortnightly vs every 5 months) and ratings volume (3.3K vs 62). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Value Study sells 7 in-app purchases, starting at $3.99 per year. Doodle Grid for Artists asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Value Study against 4.8 for Doodle Grid for Artists. That said, the two scores are not equally well evidenced: Value Study has 3.3K ratings behind it against 62, so its average is the more settled of the two. Written reviews are what separate them: 92% of Value Study's written reviews are positive against 86% of Doodle Grid for Artists's.

Value Study ships an update fortnightly, Doodle Grid for Artists every 5 months. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Value Study | Doodle Grid for Artists |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (3.3K ratings)](https://appshunter.io/ios/app/value-study-art-reference/id1546616127/reviews) | [4.8 (62 ratings)](https://appshunter.io/ios/app/doodle-grid-for-artists/id6448245026/reviews) |
| Number of ratings | **3.3K** | 62 |
| Positive reviews | **92.0% of reviews** | 85.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 92 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Diem Limited](https://appshunter.io/developer/1439019995) | [Da Vinci Eye LLC](https://appshunter.io/developer/901627962) |

## What reviewers say

### Value Study

[App page](https://appshunter.io/ios/app/value-study-art-reference/id1546616127)

This app helps artists improve their skills by analyzing light and shadow in reference images. It allows users to break down tones step-by-step, from simple black and white to more complex value ranges, aiding in the understanding of depth and form. It's a tool to enhance traditional art studies.

**Highlights:** Step-by-step tone breakdown, Highlighting areas of same value, Focus on light, shadow, and form, Greyscale value studies, Works with reference images

**Features:** Family Sharing, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Value Study Pro | $3.99 | per year |
| Value Study Pro (yearly) | $6.99 | per year |
| Appreciation | $2.99 | one-time |
| Value Study Pro (Lifetime) | $9.99 | one-time |
| Generous boost | $9.99 | one-time |
| Value Study | $17.99 | one-time |
| Amazing supporter | $24.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Helpful for value studies
- 💡 Allows adjusting number of values
- 🎨 Useful for artists and painters
- ⭐ Great tool for beginners

**What reviewers complain about**

- 🐛 Issues with accurately representing blue hues
- 🔍 Difficulty finding/importing photos
- 🤔 Unclear instructions/lack of tutorial

**Reported bugs**

- App crashes or fails to launch on some devices
- Occasional issues with image processing

**Requested features**

- Add ability to adjust value midpoint
- Include color study/color adjustment options
- Provide side-by-side comparison of original and simplified images
- Add customizable grid overlay


### Doodle Grid for Artists

[App page](https://appshunter.io/ios/app/doodle-grid-for-artists/id6448245026)

This app offers a modern approach to transferring and scaling artwork, allowing artists to create drawings and paintings of any size. It provides a more flexible and time-saving alternative to traditional gridding methods, minimizing distortion and offering an easy-to-use interface.

**Highlights:** Transfer and scale artwork, Flexible doodle grids, Time-saving grid creation, Free-flowing shapes, Easy interface for image adjustment, Minimizes distortion, Versatile for various art mediums

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

**In-app purchases:** none


## Frequently asked questions

### Is Value Study free?

Value Study is free to download, with in-app purchases available.

### Is Doodle Grid for Artists free?

Doodle Grid for Artists is free to download, with no in-app purchases.

### Which has better reviews, Value Study or Doodle Grid for Artists?

Value Study and Doodle Grid for Artists are both rated 4.8 out of 5 on the App Store, from 3.3K and 62 ratings respectively.

### Do Value Study or Doodle Grid for Artists have ads?

Neither Value Study nor Doodle Grid for Artists shows ads.

### Which is updated more often, Value Study or Doodle Grid for Artists?

Value Study ships an update fortnightly, and Doodle Grid for Artists every 5 months. Most recently, Value Study was updated on October 15, 2026 and Doodle Grid for Artists on October 1, 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.*