# 8051 Tutorial vs Titan Radar

The clearest difference is in-app purchases: Titan Radar at none against 8051 Tutorial's 10. Titan Radar also leads on update cadence (monthly vs every 3 months) and iOS requirement (9.3 vs 12.0). 8051 Tutorial's advantage is review sentiment (50% vs 17%). On price, ads and device support there is nothing between them.

Both are free to download. 8051 Tutorial sells 10 one-off in-app purchases. Titan Radar asks for nothing beyond the download.

8051 Tutorial ships an update every 3 months, Titan Radar monthly. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 8051 Tutorial | Titan Radar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/8051-tutorial/id1043830861/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **50.0% of reviews** | 16.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 56 MB |
| Requires iOS | 12.0 | **9.3** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [KaHa Pte Ltd.](https://appshunter.io/developer/1178524096) |

## What reviewers say

### 8051 Tutorial

[App page](https://appshunter.io/ios/app/8051-tutorial/id1043830861)

Learn 8051 microcontroller programming in C with this comprehensive tutorial. It covers architecture, assembly, and C language, featuring 11 practical projects. An optional Pro version offers additional projects with source code and advanced features.

**Highlights:** 8051 architecture review, 8051 assembly mnemonics, 8051 C language programming, 11 practical projects, Baud calculator, Pro version with extra projects and source code

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 24L01 | $0.99 | one-time |
| 18B20 | $0.99 | one-time |
| OLED | $0.99 | one-time |
| Unlock Pro features | $1.99 | one-time |
| ESP8266 | $1.99 | one-time |
| BMP180 project | $1.99 | one-time |
| DHT11 project | $1.99 | one-time |
| DHT22 project | $1.99 | one-time |
| BMP280 project | $1.99 | one-time |
| Wireless automation (BT) | $1.99 | one-time |


### Titan Radar

[App page](https://appshunter.io/ios/app/titan-radar-smart-wallet/id1329445324)

This app pairs with a smart wallet to prevent loss. It sends alerts if you leave your wallet behind or if it's taken, and shows its last known location. The wallet's chip requires no charging, only occasional battery replacement.

**Highlights:** Leave-behind alerts, Theft alerts, Last paired location tracking, Wallet battery status, No charging required

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

**In-app purchases:** none


## Frequently asked questions

### Is 8051 Tutorial free?

8051 Tutorial is free to download, with in-app purchases available.

### Is Titan Radar free?

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

### Do 8051 Tutorial or Titan Radar have ads?

Neither 8051 Tutorial nor Titan Radar shows ads.

### Which is updated more often, 8051 Tutorial or Titan Radar?

8051 Tutorial ships an update every 3 months, and Titan Radar monthly. Most recently, 8051 Tutorial was updated on October 10, 2026 and Titan Radar on October 6, 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.*