# InstaStock vs IZI's Post

The clearest difference is in-app purchases: IZI's Post at none against InstaStock's 4. InstaStock's advantage is update cadence (daily vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. InstaStock sells 4 in-app purchases, starting at $14.99 per month. IZI's Post asks for nothing beyond the download.

InstaStock ships an update daily, IZI's Post every 4 days. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | InstaStock | IZI's Post |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 4 days |
| Size | 45 MB | 30 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mohammed Zaki Kadri](https://appshunter.io/developer/6775141133) | [Valon Mustafa](https://appshunter.io/developer/1764100876) |

## What reviewers say

### InstaStock

[App page](https://appshunter.io/ios/app/instastock-inventory-manager/id6775223987)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $14.99 | per month |
| Advanced Monthly | $39.99 | per month |
| Pro Yearly | $140.99 | per year |
| Advanced Yearly | $399.99 | per year |


### IZI's Post

[App page](https://appshunter.io/ios/app/izis-post/id6780034927)

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

**In-app purchases:** none


## Frequently asked questions

### Is InstaStock free?

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

### Is IZI's Post free?

IZI's Post is free to download, with no in-app purchases.

### Do InstaStock or IZI's Post have ads?

Neither InstaStock nor IZI's Post shows ads.

### Which is updated more often, InstaStock or IZI's Post?

InstaStock ships an update daily, and IZI's Post every 4 days. Most recently, InstaStock was updated on October 15, 2026 and IZI's Post 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.*