ISO8583 Bitmap Calculator vs 8051 Tutorial
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ISO8583 Bitmap Calculator
This utility helps you understand active data elements within ISO8583 messages by visualizing the bitmap. Easily enable or disable fields to see the updated bitmap representation. Supports primary, secondary, and tertiary bitmaps.
- Visualize active data elements
- Enable/disable fields
- Update bitmap in real-time
- Support for primary bitmaps
- Support for secondary bitmaps
- Support for tertiary bitmaps
Read full descriptionHide full description
ISO8583 Bitmap Calculator app allows you to know which data elements are active in the ISO8583 message entering the bitmap. Fields can be enabled or disabled pressing each data element showing up the updated bitmap. Primary, secondary and tertiary bitmaps are supported.
8051 Tutorial
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.
- 8051 architecture review
- 8051 assembly mnemonics
- 8051 C language programming
- 11 practical projects
- Baud calculator
- Pro version with extra projects and source code
Read full descriptionHide full description
This app is a 8051 tutorial based on C language. It is suitable for hobbyist or engineering students. Features • 8051 architecture review • 8051 asm mnemonics • 8051 C language • 11 projects including LED, buzzer, key switch, external interrupt, 7-segment display, 8x8 led matrix, timer (mode 0,1 ) • Baud calculator Features in Pro • Extra 11 projects with source code • Projects with complete uVision project and document • Create C source code of timer mode 0,1,2 • Data pattern code generator of 8x8 LED matrix All product names, trademarks and registered trademarks are property of their respective owners. All company, product and service names used in this app are for identification purposes only. Use of these names, trademarks and brands does not imply endorsement.
Screenshots
Verdict
The clearest difference is rating: 8051 Tutorial at 5.0 against ISO8583 Bitmap Calculator's 4.5. 8051 Tutorial also leads on update cadence (every 3 months vs every 32 months) and iOS requirement (12.0 vs 15.0). ISO8583 Bitmap Calculator's advantage is in-app purchases (none vs 10). On price, ratings volume, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. 8051 Tutorial sells 10 one-off in-app purchases. ISO8583 Bitmap Calculator asks for nothing beyond the download.
8051 Tutorial holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
ISO8583 Bitmap Calculator ships an update every 32 months, 8051 Tutorial every 3 months. The most recent releases landed on September 28, 2026 and September 26, 2026 respectively.
| Parameter | ISO8583 Bitmap Calculator | 8051 Tutorial |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 32 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Dario Fanjul | Siu Yuen Ho |
Customer experience
ISO8583 Bitmap Calculator
8051 Tutorial
In-app purchases
ISO8583 Bitmap Calculator
No in-app purchases
8051 Tutorial
- 24L01$0.99
- 18B20$0.99
- OLED$0.99
Show 7 moreShow fewer
- Unlock Pro features$1.99
- ESP8266$1.99
- BMP180 project$1.99
- DHT11 project$1.99
- DHT22 project$1.99
- BMP280 project$1.99
- Wireless automation (BT)$1.99
Questions
Is ISO8583 Bitmap Calculator free?
Is 8051 Tutorial free?
Which has better reviews, ISO8583 Bitmap Calculator or 8051 Tutorial?
Do ISO8583 Bitmap Calculator or 8051 Tutorial have ads?
Which is updated more often, ISO8583 Bitmap Calculator or 8051 Tutorial?
Other comparisons
