# Sullivan A vs Vizhu

The clearest difference is in-app purchases: Vizhu at none against Sullivan A's 4. Vizhu also leads on update cadence (every 6 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sullivan A sells 4 in-app purchases, starting at $9.99 per month. Vizhu asks for nothing beyond the download.

Sullivan A ships an update every 2 weeks, Vizhu every 6 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Sullivan A | Vizhu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Size | 60 MB | 37 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [TUAT Inc.](https://appshunter.io/developer/1475001045) | [Mikhail Naer](https://appshunter.io/developer/6801546951) |

## What reviewers say

### Sullivan A

[App page](https://appshunter.io/ios/app/sullivan-a/id6775714412)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $9.99 | per month |
| Usage 50 Top-Up | $0.99 | one-time |
| Usage 200 Top-Up | $2.99 | one-time |
| Usage 500 Top-Up | $6.99 | one-time |


### Vizhu

[App page](https://appshunter.io/ios/app/vizhu/id6814830357)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sullivan A free?

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

### Is Vizhu free?

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

### Do Sullivan A or Vizhu have ads?

Neither Sullivan A nor Vizhu shows ads.

### Which is updated more often, Sullivan A or Vizhu?

Sullivan A ships an update every 2 weeks, and Vizhu every 6 days. Most recently, Sullivan A was updated on October 31, 2026 and Vizhu on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*