# Sketch 3D vs Bulk Image Compressor

The clearest difference is rating: Bulk Image Compressor at 5.0 against Sketch 3D's 2.9. Bulk Image Compressor also leads on in-app purchases (none vs 2) and update cadence (daily vs every 6 weeks). Sketch 3D's advantage is ratings volume (443 vs 1) and chart position (#118 vs unranked). On ads, device support and iOS requirement there is nothing between them.

Sketch 3D costs $2.99 and Bulk Image Compressor $0.99 up front. Sketch 3D sells 2 one-off in-app purchases. Bulk Image Compressor asks for nothing beyond the download.

Bulk Image Compressor holds the better App Store score, 5.0 against 2.9. That said, the two scores are not equally well evidenced: Sketch 3D has 443 ratings behind it against 1, so its average is the more settled of the two.

Sketch 3D ships an update every 6 weeks, Bulk Image Compressor daily. The most recent releases landed on September 26, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Sketch 3D | Bulk Image Compressor |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | [2.9 (443 ratings)](https://appshunter.io/ios/app/sketch-3d/id1029907300/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bulk-image-compressor/id6475670217/reviews)** |
| Number of ratings | **443** | 1 |
| Positive reviews | 47.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#118** | — |
| Size | 188 MB | 23 MB |
| Requires iOS | 14.0 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Victor Ng](https://appshunter.io/developer/720041134) | [Kevin Hartmann](https://appshunter.io/developer/1527545084) |

## What reviewers say

### Sketch 3D

[App page](https://appshunter.io/ios/app/sketch-3d/id1029907300)

**Currently charting:** #118 Top Paid · Graphics & Design (US App Store)

Create and animate 3D models with intuitive touch controls. Import various file formats, apply video textures, and capture animations. Share your creations with a community of designers.

**Highlights:** Design 3D models with touch, Apply video as model texture, Create 3D model animations, Import various 3D file formats, Capture movie from 3D scenes, Use True Depth Camera for face models, Share designs with community

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Keyframe Editing | $1.99 | one-time |
| Unlimited Video Capturing | $1.99 | one-time |

**What reviewers like**

- 💡 Powerful 3D modeling and animation capabilities
- 🚀 Impressive features for a free app
- 👍 Potential to be a leading 3D modeling tool on iPad

**What reviewers complain about**

- 🤯 Extremely confusing and difficult to use interface
- 🤔 Lack of tutorials and instructions
- 🐛 Frequent crashes and bugs
- 👎 Steep learning curve for beginners

**Reported bugs**

- Crashes when trying to load or save projects
- Texture and color issues when importing models
- Unresponsive controls and buttons

**Requested features**

- In-app tutorials and video guides
- Improved user interface and controls
- Support for importing custom 3D models
- Ability to save and load projects reliably


### Bulk Image Compressor

[App page](https://appshunter.io/ios/app/bulk-image-compressor/id6475670217)

This app helps you save storage space by compressing image and video files. It supports multiple formats and allows batch compression with customizable quality settings. Ideal for photographers, social media users, and anyone managing large media libraries.

**Highlights:** Compresses JPG, PNG, BMP, MP4, MOV, and more, Batch compression for multiple files, Customizable compression quality, Quick and efficient processing, Intuitive user interface, Saves device storage space

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sketch 3D free?

Sketch 3D costs $2.99, and also offers in-app purchases.

### Is Bulk Image Compressor free?

Bulk Image Compressor costs $0.99, with no in-app purchases.

### Which has better reviews, Sketch 3D or Bulk Image Compressor?

Bulk Image Compressor is rated higher. Sketch 3D averages 2.9 out of 5 from 443 ratings, while Bulk Image Compressor averages 5.0 from 1 ratings.

### Do Sketch 3D or Bulk Image Compressor have ads?

Neither Sketch 3D nor Bulk Image Compressor shows ads.

### Which is updated more often, Sketch 3D or Bulk Image Compressor?

Sketch 3D ships an update every 6 weeks, and Bulk Image Compressor daily. Most recently, Sketch 3D was updated on September 26, 2026 and Bulk Image Compressor on September 15, 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.*