# Image Converter vs Project Diary

The clearest difference is update cadence: Project Diary at every 8 days against Image Converter's monthly. Image Converter's advantage is iOS requirement (13.1 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Image Converter sells 1 in-app purchase, starting at $9.99 per year and Project Diary sells 2 in-app purchases, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

Image Converter ships an update monthly, Project Diary every 8 days. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Image Converter | Project Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (9K ratings)](https://appshunter.io/ios/app/image-converter-jpeg-pdf-heic/id1493793243/reviews)** | — |
| Number of ratings | **9K** | — |
| Positive reviews | 68.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Subscription | — |
| Size | 25 MB | 18 MB |
| Requires iOS | **13.1** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fitness Labs](https://appshunter.io/developer/1151052132) | [Tillman Konsult AB](https://appshunter.io/developer/1818254103) |

## What reviewers say

### Image Converter

[App page](https://appshunter.io/ios/app/image-converter-jpeg-pdf-heic/id1493793243)

Easily convert images to over 20 formats like JPG, PNG, PDF, and SVG. This app offers a user-friendly interface for efficient media management, making it simple to prepare photos for professional use or sharing.

**Highlights:** Convert to 20+ image formats, Supports JPEG, PNG, PDF, SVG, HEIC, User-friendly interface, Efficient media management, Professional and sharing use cases

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Image Converter Pro | $9.99 | per year |

**What reviewers like**

- 🚀 Fast and easy to use
- 👍 Simple and intuitive interface
- 💡 Useful additional features (e.g., duplicate detection, video compression)
- 🚀 Instant file conversion

**What reviewers complain about**

- 🐛 Crashes and freezes
- 🔒 Mandatory full access to photo library
- 🔒 Privacy concerns with data handling
- 🔋 High battery consumption

**Reported bugs**

- Conversion results in corrupted or black/white images
- Inability to locate converted files
- Disappearance of existing files after conversion

**Requested features**

- Option to retain EXIF data during conversion
- Support for more file formats (e.g., RAW, DNG)
- Batch conversion and multi-file selection
- Ability to adjust image quality/size after conversion
- Avoid subscription model, offer one-time purchase instead


### Project Diary

[App page](https://appshunter.io/ios/app/project-diary/id6761636682)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Project Diary Pro | $4.99 | per year |
| Project Diary Premium (Lifetime) | $7.99 | one-time |


## Frequently asked questions

### Is Image Converter free?

Image Converter is free to download, with in-app purchases available.

### Is Project Diary free?

Project Diary is free to download, with in-app purchases available.

### Do Image Converter or Project Diary have ads?

Neither Image Converter nor Project Diary shows ads.

### Which is updated more often, Image Converter or Project Diary?

Image Converter ships an update monthly, and Project Diary every 8 days. Most recently, Image Converter was updated on October 20, 2026 and Project Diary on October 10, 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.*