# Preserver vs Image Converter

The clearest difference is update cadence: Image Converter at every 3 days against Preserver's every 3 weeks. Image Converter also leads on monetization model (free vs free with in-app purchases) and iOS requirement (15.1 vs 18.0). Preserver's advantage is review sentiment (100% vs 88%). On price, ads, in-app purchases and device support there is nothing between them.

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

Preserver ships an update every 3 weeks, Image Converter every 3 days. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Preserver | Image Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/image-converter-batch-resize/id6758528251/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | **100.0% of reviews** | 87.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 106 MB | 39 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Preserver.me LLC](https://appshunter.io/developer/1711323195) | [Yanchen Zhao](https://appshunter.io/developer/1866053547) |

## What reviewers say

### Preserver

[App page](https://appshunter.io/ios/app/preserver/id6443649784)

This app allows you to record observations like audio, text, images, and videos within defined activities. It automatically logs location, time, and date, creating an immutable record of your involvement. Data is stored locally and can be shared via Google Drive or exported as a ZIP archive.

**Highlights:** Record audio, text, images, and video, Automatic location, time, and date stamping, Activity-based data organization, Immutable activity artifacts, Google Drive sharing and export options, AI ChatBot integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Image Converter

[App page](https://appshunter.io/ios/app/image-converter-batch-resize/id6758528251)

Easily convert, compress, and resize images in batches with over 9 supported formats. Transform photos into PDFs or optimize them for social media. All processing is done locally on your device for maximum privacy.

**Highlights:** Batch format conversion (JPG, PNG, AVIF, HEIC, etc.), Smart image compression (up to 90% space saving), Social media image resizing presets, Photo to PDF creation, 100% local offline processing, Support for 9+ professional formats

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Preserver free?

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

### Is Image Converter free?

Image Converter is free to download, with no in-app purchases.

### Do Preserver or Image Converter have ads?

Neither Preserver nor Image Converter shows ads.

### Which is updated more often, Preserver or Image Converter?

Preserver ships an update every 3 weeks, and Image Converter every 3 days. Most recently, Preserver was updated on October 5, 2026 and Image Converter on October 11, 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.*