# PET3D vs Zaitt Smart

The clearest difference is ads: PET3D at none against Zaitt Smart's shown. Zaitt Smart's advantage is update cadence (fortnightly vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PET3D ships an update every 3 months, Zaitt Smart fortnightly. The most recent releases landed on November 11, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | PET3D | Zaitt Smart |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | — | Ad-supported |
| Size | 85 MB | 64 MB |
| Requires iOS | 16.1 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | +12 |
| Developer | [Pet3D Brasil LTDA](https://appshunter.io/developer/1564313592) | [BuyBye](https://appshunter.io/developer/1562659159) |

## What reviewers say

### PET3D

[App page](https://appshunter.io/ios/app/pet3d/id1564313590)

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

**In-app purchases:** none


### Zaitt Smart

[App page](https://appshunter.io/ios/app/zaitt-smart/id6479698176)

Shop smarter with this application. Browse products, manage your shopping lists, and discover deals. Streamline your grocery runs and everyday purchases with ease.

**Highlights:** Smart shopping experience, Product browsing, Shopping list management, Deal discovery, Streamlined purchases

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

**In-app purchases:** none


## Frequently asked questions

### Is PET3D free?

PET3D is free to download, with no in-app purchases.

### Is Zaitt Smart free?

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

### Do PET3D or Zaitt Smart have ads?

Zaitt Smart shows ads; PET3D does not.

### Which is updated more often, PET3D or Zaitt Smart?

PET3D ships an update every 3 months, and Zaitt Smart fortnightly. Most recently, PET3D was updated on November 11, 2026 and Zaitt Smart on November 4, 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.*