# ISO Sushi vs Grill 21

The clearest difference is review sentiment: Grill 21 at 100% against ISO Sushi's 0%. Grill 21 also leads on iOS requirement (13.6 vs 15.0). ISO Sushi's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, in-app purchases and device support there is nothing between them.

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

ISO Sushi ships an update every 16 months, Grill 21 every 9 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | ISO Sushi | Grill 21 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Every 9 months** |
| Monetization | **Free** | Ad-supported |
| Size | 52 MB | 137 MB |
| Requires iOS | 15.0 | **13.6** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Engineering Dreams Limited](https://appshunter.io/developer/520619489) | [Hossein Eftakhar](https://appshunter.io/developer/1546081459) |

## What reviewers say

### ISO Sushi

[App page](https://appshunter.io/ios/app/iso-sushi/id1541578295)

Enjoy authentic, freshly prepared Japanese sushi delivered directly to your home. This brand focuses on high-quality ingredients, excellent customer service, and great value for a delicious dining experience.

**Highlights:** Authentic Japanese sushi, Freshly prepared dishes, Finest ingredients, Home delivery service, High quality, Great customer service

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

**In-app purchases:** none


### Grill 21

[App page](https://appshunter.io/ios/app/grill-21/id6443668831)

Order delicious meals from local restaurants with this iOS app. Browse menus with photos and descriptions, filter by cuisine or dietary needs, and enjoy a quick, secure ordering experience with real-time tracking.

**Highlights:** Browse menus by cuisine, popularity, or dietary needs, Mouthwatering photos and descriptions, Quick and hassle-free ordering, Secure payments, Real-time order tracking, Intuitive user interface

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is ISO Sushi free?

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

### Is Grill 21 free?

Grill 21 is free to download, with no in-app purchases.

### Do ISO Sushi or Grill 21 have ads?

Grill 21 shows ads; ISO Sushi does not.

### Which is updated more often, ISO Sushi or Grill 21?

ISO Sushi ships an update every 16 months, and Grill 21 every 9 months. Most recently, ISO Sushi was updated on November 3, 2026 and Grill 21 on November 3, 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.*