# JPG Optimizer vs 4S Camera

The clearest difference is in-app purchases: JPG Optimizer at none against 4S Camera's 1. JPG Optimizer also leads on device support (3 vs 1). 4S Camera's advantage is ads (none vs shown) and update cadence (weekly vs every 3 months). On price and iOS requirement there is nothing between them.

Both are free to download. 4S Camera sells 1 one-off in-app purchase. JPG Optimizer asks for nothing beyond the download.

JPG Optimizer ships an update every 3 months, 4S Camera weekly. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | JPG Optimizer | 4S Camera |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/jpg-optimizer/id1538967666/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 140 MB | 1 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mikhail Kuznetsov](https://appshunter.io/developer/607228953) | [TAKEHITO AWASHIMA](https://appshunter.io/developer/1886038610) |

## What reviewers say

### JPG Optimizer

[App page](https://appshunter.io/ios/app/jpg-optimizer/id1538967666)

Effortlessly reduce the file size of your photos with minimal quality loss. This app utilizes advanced compression techniques and a unique noise optimization algorithm to make your images smaller, perfect for sharing or saving space.

**Highlights:** Compress and resize photos, Batch compression, Adjustable compression quality, ISO Noise Optimization, Save and share as JPEGs

**In-app purchases:** none


### 4S Camera

[App page](https://appshunter.io/ios/app/4s-camera/id6803322523)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Unlock | $2.99 | one-time |


## Frequently asked questions

### Is JPG Optimizer free?

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

### Is 4S Camera free?

4S Camera is free to download, with in-app purchases available.

### Do JPG Optimizer or 4S Camera have ads?

JPG Optimizer shows ads; 4S Camera does not.

### Which is updated more often, JPG Optimizer or 4S Camera?

JPG Optimizer ships an update every 3 months, and 4S Camera weekly. Most recently, JPG Optimizer was updated on October 17, 2026 and 4S Camera on October 14, 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.*