# Data21 vs Semiconductor Chips

The clearest difference is in-app purchases: Data21 at none against Semiconductor Chips's 2. Data21 also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 months). Semiconductor Chips's advantage is iOS requirement (15.0 vs 26.4). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Semiconductor Chips sells 2 in-app purchases, starting at $19.99 per month. Data21 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Data21 against 5.0 for Semiconductor Chips. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Data21 ships an update every 5 days, Semiconductor Chips every 3 months. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Data21 | Semiconductor Chips |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/data21/id1350287433/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/semiconductor-chips/id6444500161/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 34 MB | 14 MB |
| Requires iOS | 26.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Alexandre Alves da Costa](https://appshunter.io/developer/1111954461) | [SILICON OPERATIONS INC](https://appshunter.io/developer/1654986712) |

## What reviewers say

### Data21

[App page](https://appshunter.io/ios/app/data21/id1350287433)

This application allows users to anonymously mark and collect important data and feedback about their products and businesses. It's designed to help businesses gather insights for investment, sales, and purchasing decisions.

**Highlights:** Anonymous data collection, Product feedback gathering, Business insights, Investment data support, Sales improvement data, Purchasing optimization data

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

**In-app purchases:** none


### Semiconductor Chips

[App page](https://appshunter.io/ios/app/semiconductor-chips/id6444500161)

This global mobile platform connects the semiconductor community. Share and discover posts, podcasts, videos, and Q&As about industry topics. Engage in live events and multimedia content sharing.

**Highlights:** Community posts, podcasts, videos, Q&A, Multimedia content sharing, Livestream events, Industry news and job opportunities, Collaboration tools

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chips Premium Subscription | $19.99 | per month |
| Chips Sponsored Content | $9.99 | one-time |


## Frequently asked questions

### Is Data21 free?

Data21 is free to download, with no in-app purchases.

### Is Semiconductor Chips free?

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

### Which has better reviews, Data21 or Semiconductor Chips?

Data21 and Semiconductor Chips are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Data21 or Semiconductor Chips have ads?

Semiconductor Chips shows ads; Data21 does not.

### Which is updated more often, Data21 or Semiconductor Chips?

Data21 ships an update every 5 days, and Semiconductor Chips every 3 months. Most recently, Data21 was updated on October 10, 2026 and Semiconductor Chips on October 12, 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.*