# Indraaj ESS vs Convert Image to PDF by PDFee

The clearest difference is in-app purchases: Indraaj ESS at none against Convert Image to PDF by PDFee's 4. Indraaj ESS also leads on device support (3 vs 1) and iOS requirement (15.5 vs 18.0). Convert Image to PDF by PDFee's advantage is update cadence (every 9 days vs monthly). On price and ads there is nothing between them.

Both are free to download. Convert Image to PDF by PDFee sells 4 in-app purchases, starting at $1.99 per 7 days. Indraaj ESS asks for nothing beyond the download.

Indraaj ESS ships an update monthly, Convert Image to PDF by PDFee every 9 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Indraaj ESS | Convert Image to PDF by PDFee |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Size | 70 MB | 2 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sultan Mahmood](https://appshunter.io/developer/1414142366) | [Simon Jansen](https://appshunter.io/developer/1669997132) |

## What reviewers say

### Indraaj ESS

[App page](https://appshunter.io/ios/app/indraaj-ess/id6752926548)

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

**In-app purchases:** none


### Convert Image to PDF by PDFee

[App page](https://appshunter.io/ios/app/convert-image-to-pdf-by-pdfee/id6797301263)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $1.99 | per 7 days |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $24.99 | per year |
| Pro Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Indraaj ESS free?

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

### Is Convert Image to PDF by PDFee free?

Convert Image to PDF by PDFee is free to download, with in-app purchases available.

### Do Indraaj ESS or Convert Image to PDF by PDFee have ads?

Neither Indraaj ESS nor Convert Image to PDF by PDFee shows ads.

### Which is updated more often, Indraaj ESS or Convert Image to PDF by PDFee?

Indraaj ESS ships an update monthly, and Convert Image to PDF by PDFee every 9 days. Most recently, Indraaj ESS was updated on November 9, 2026 and Convert Image to PDF by PDFee 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.*