# Tradeblock vs Instock

The clearest difference is review sentiment: Instock at 75% against Tradeblock's 35%. Instock also leads on rating (4.7 vs 4.4) and iOS requirement (13.0 vs 15.1). Tradeblock's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence, monetization model and device support there is nothing between them.

Both are free to download. Instock sells 1 in-app purchase, starting at $9.99 per month. Tradeblock asks for nothing beyond the download.

Instock holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Tradeblock has 4.6K ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 35% of Tradeblock's written reviews are positive against 75% of Instock's.

Tradeblock ships an update fortnightly, Instock every 4 weeks. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Tradeblock | Instock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (4.6K ratings)](https://appshunter.io/ios/app/tradeblock-sneaker-trading/id1544090672/reviews) | **[4.7 (15 ratings)](https://appshunter.io/ios/app/instock-shopping/id6445827103/reviews)** |
| Number of ratings | **4.6K** | 15 |
| Positive reviews | 34.8% of reviews | **75.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 4 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 85 MB | 38 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tradeblock](https://appshunter.io/developer/1544090674) | [JNJ Software LTD](https://appshunter.io/developer/1674038912) |

## What reviewers say

### Tradeblock

[App page](https://appshunter.io/ios/app/tradeblock-sneaker-trading/id1544090672)

This app allows sneaker enthusiasts to safely buy, sell, and trade authenticated shoes. It offers secure transactions with a flat seller fee, market data, and a community for collectors. Users can manage their inventory and connect with other enthusiasts.

**Highlights:** Buy, sell, and trade authenticated sneakers, Secure transactions with authenticity inspection, Flat seller fee for higher profits, Access to market data and inventory, Connect with other sneaker collectors, Manage personal collection and offers

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great concept and app
- 👍 Easy to use and navigate
- 🔒 Guaranteed authentication
- 💡 Ability to trade instead of buy/sell
- 👍 Responsive and helpful customer service

**What reviewers complain about**

- 🐛 Buggy and crashes frequently
- 💰 High trade fees
- 🤔 Difficulty finding fair trades
- 🤔 Lack of user feedback/ratings system
- 🤔 Concerns about authentication accuracy

**Reported bugs**

- Login issues and having to sign in repeatedly
- Incorrect shoe valuations and pricing
- Trades getting cancelled for minor issues
- Delayed shoe returns and refunds

**Requested features**

- Improved search and matching algorithms
- Tiered trade fee structure
- Ability to leave user feedback/ratings
- More detailed used shoe condition reporting


### Instock

[App page](https://appshunter.io/ios/app/instock-shopping/id6445827103)

Never miss a product drop or restock again. This assistant notifies you in real-time when items become available across hundreds of retailers. Customize your feed with desired products or focus on discounts.

**Highlights:** Real-time restock notifications, Customizable product feed, Discounts-only feed, Live release feed, Direct add-to-cart links, Autofill for faster checkout

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $9.99 | per month |


## Frequently asked questions

### Is Tradeblock free?

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

### Is Instock free?

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

### Which has better reviews, Tradeblock or Instock?

Instock is rated higher. Tradeblock averages 4.4 out of 5 from 4.6K ratings, while Instock averages 4.7 from 15 ratings.

### Do Tradeblock or Instock have ads?

Instock shows ads; Tradeblock does not.

### Which is updated more often, Tradeblock or Instock?

Tradeblock ships an update fortnightly, and Instock every 4 weeks. Most recently, Tradeblock was updated on October 25, 2026 and Instock on October 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.*