# Image Upsample vs Cachera

The clearest difference is ads: Cachera at none against Image Upsample's shown. Cachera also leads on update cadence (every 3 weeks vs every 2 months). Image Upsample's advantage is iOS requirement (14.1 vs 17.0). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Image Upsample sells 3 one-off in-app purchases and Cachera sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Image Upsample against 5.0 for Cachera. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Image Upsample ships an update every 2 months, Cachera every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Image Upsample | Cachera |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/image-upsample/id1556617503/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cachera-redact-id-to-pdf/id6776144448/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 31 MB | 3 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [子尧 纵](https://appshunter.io/developer/1551530272) | [就洪 邓](https://appshunter.io/developer/1569775618) |

## What reviewers say

### Image Upsample

[App page](https://appshunter.io/ios/app/image-upsample/id1556617503)

Enhance the clarity of your mobile photos by increasing their resolution. Simply select an image and tap a button to automatically process and magnify it, making details sharper and more visible.

**Highlights:** Magnify image resolution, Automatic processing, Improve image clarity, Supports selected resolutions up to 1200*1200, AI-powered enhancement

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Energy Ore | $2.99 | one-time |
| 36 Energy Ore | $8.99 | one-time |
| 120 Energy Ore | $27.99 | one-time |


### Cachera

[App page](https://appshunter.io/ios/app/cachera-redact-id-to-pdf/id6776144448)

This utility app allows you to redact sensitive information from photos of documents like IDs and bank cards, then export them as secure PDFs. All processing happens locally on your device, ensuring your data remains private. It offers a one-time purchase to unlock full functionality.

**Highlights:** Redact sensitive information from photos, Export documents as print-ready PDFs, Local device processing for privacy, Add purpose stamps and watermarks, Flexible page layout options, iMessage extension for secure sharing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cachera PRO | $9.99 | one-time |


## Frequently asked questions

### Is Image Upsample free?

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

### Is Cachera free?

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

### Which has better reviews, Image Upsample or Cachera?

Image Upsample and Cachera are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Image Upsample or Cachera have ads?

Image Upsample shows ads; Cachera does not.

### Which is updated more often, Image Upsample or Cachera?

Image Upsample ships an update every 2 months, and Cachera every 3 weeks. Most recently, Image Upsample was updated on November 3, 2026 and Cachera on October 31, 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.*