# TDD vs Isokko

The clearest difference is update cadence: TDD at weekly against Isokko's every 3 weeks. TDD also leads on iOS requirement (12.0 vs 15.0). On price, ads, 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.

TDD ships an update weekly, Isokko every 3 weeks. The most recent releases landed on September 8, 2026 and July 30, 2026 respectively.

## The numbers

| Metric | TDD | Isokko |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (10 ratings)](https://appshunter.io/ios/app/isokko/id6504858109/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | — | Ad-supported |
| Size | 33 MB | 137 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [北京国联视讯信息技术股份有限公司](https://appshunter.io/developer/1219208569) | [Udustars Ltd](https://appshunter.io/developer/1523910677) |

## What reviewers say

### TDD

[App page](https://appshunter.io/ios/app/tdd-global/id6504396681)

**Features:** macOS Compatibility

**In-app purchases:** none


### Isokko

[App page](https://appshunter.io/ios/app/isokko/id6504858109)

This app simplifies local shopping by allowing users to order groceries, fast food, and household items from favorite stores in one place. It offers fast delivery, secure payments, and real-time order tracking for a convenient experience.

**Highlights:** Shop from local stores and supermarkets, Order fast food from restaurants, Fast and convenient delivery, Secure payment options, Save favorite items and stores, Real-time order updates

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

**In-app purchases:** none


## Frequently asked questions

### Is TDD free?

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

### Is Isokko free?

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

### Do TDD or Isokko have ads?

Neither TDD nor Isokko shows ads.

### Which is updated more often, TDD or Isokko?

TDD ships an update weekly, and Isokko every 3 weeks. Most recently, TDD was updated on September 8, 2026 and Isokko on July 30, 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.*