# Sullivan+ vs iPDF

The clearest difference is update cadence: iPDF at every 3 weeks against Sullivan+'s every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sullivan+ sells 3 in-app purchases, starting at $9.99 per month and iPDF sells 2 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Sullivan+ ships an update every 2 months, iPDF every 3 weeks. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Sullivan+ | iPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (22 ratings)](https://appshunter.io/ios/app/sullivan-plus/id1475001234/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 136 MB | 6 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TUAT Inc.](https://appshunter.io/developer/1475001045) | [Artem Teluschenko](https://appshunter.io/developer/1896600851) |

## What reviewers say

### Sullivan+

[App page](https://appshunter.io/ios/app/sullivan-plus/id1475001234)

This visual assistance app uses AI and your smartphone camera to describe surroundings, read text, identify faces, and find objects. It offers features like currency recognition and color identification to enhance accessibility for the blind and visually impaired.

**Highlights:** AI object and scene description, Text recognition and reading, Face recognition with age/gender, Object finder with voice guidance, Currency denomination announcement, Color recognition

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $9.99 | per month |
| Pro Usage 5,000 Top-Up | $2.99 | one-time |
| Pro Usage 15,000 Top-Up | $6.99 | one-time |


### iPDF

[App page](https://appshunter.io/ios/app/ipdf-quick-pdf-compressor/id6799065935)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iPDF Premium - Weekly (3 Days Free) | $2.99 | per 7 days |
| iPDF Premium - Yearly | $24.99 | per year |


## Frequently asked questions

### Is Sullivan+ free?

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

### Is iPDF free?

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

### Do Sullivan+ or iPDF have ads?

Neither Sullivan+ nor iPDF shows ads.

### Which is updated more often, Sullivan+ or iPDF?

Sullivan+ ships an update every 2 months, and iPDF every 3 weeks. Most recently, Sullivan+ was updated on October 20, 2026 and iPDF on October 16, 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.*