AVR Tutorial vs ProPic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AVR Tutorial
This app simplifies learning AVR microcontrollers with a code wizard that generates C source code for various peripherals. It offers demo projects and an architecture review, making complex MCU programming more accessible for hobbyists and students.
- AVR architecture review
- AVR assembly and C language
- 21 demo projects
- Code wizard for peripherals
- Portability to other ATMEGA MCUs
- I2C and SPI EEPROM support (PRO)
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This app is a AVR tutorial based on ATMEGA16 C language. It is suitable for hobbyist or engineering students. Learning AVR mcu is difficult. The learning curve is steep. The process including reading datasheet, writing code, building prototypes and troubleshooting. The most possible errors are the setting wrong value of registers. Now, AVR tutorial is the solution. The code wizard allow you to set the timer, UART, ADC, interrupt and peripherals by just a few clicks in setting. The proven C source code is generated automatically. Though the code wizard is based on ATMEGA16 mcu, it is easy to port to other ATMEGA mcu since the source code is highly structured Features • AVR architecture review • AVR asm mnemonics & C language • 21 demo projects including LED, buzzer, key switch, lcm16x2, ADC, etc • Code wizard for UART, timer, interrupt, ADC and external peripherals Features in PRO only • Support I2C eeprom 24C01 (128B) ~ 24C512 (64kB) • Support SPI eeprom 25010 (128B) ~ 25M02 (256kB) • Extra demo projects including led matrix 16x16, I2C eeprom, SPI eeprom • Code wizard for I2C eeprom, SPI eeprom, LCM128x64, etc Atmel® and AVR® are registered trademarks or trademarks of Atmel Corporation or its subsidiaries, in the US and/or other countries. This application is not related or affiliated in any way Atmel Corporation.
ProPic
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Have attractive profile photos in other people's lists. A non-standard profile photo grabs people's attention. You can create super cool profile pictures this Profile Picture border app. You can preview your selfies easily. You can instantly save and use the framed photo you like Tap-Tap-Tap: Select the Photo you want to turn into a cool profile pictures. Profile Border for Instagram: Select an Insta DP border and make it your Instagram profile picture and increase your profile views. Yes you read it right! Having a profile frame can increase Instagram profile visits. Profile picture Border for WhatsApp: With Profile photos DP Border Maker, you can also generate a good looking profile dp border for your WhatsApp DP. Preview & Save: It’s very easy to use the app. Just add a photo, browse a variety of photo frames and preview them with your photo and click save button when you like one. Facebook DP Maker: Get more friend requests by adding a DP frame to your profile. Share: Share easily on social networks like WhatsApp, Instagram, Facebook, etc. Auto-renewal subscription: Enjoy uninterrupted access with our auto-renewal subscription option. Subscribe to continue using premium features seamlessly. The app offers an auto-renewal subscription for uninterrupted access to the premium feature. Your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. How to Manage a Subscription? You can manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. Privacy Policy:- https://themanikinfotech.blogspot.com/2025/04/profile-picture-border-propic.html Terms of use:- https://sites.google.com/view/themanikinfotech-picborder/home
Screenshots
Verdict
The clearest difference is update cadence: ProPic at every 2 weeks against AVR Tutorial's every 3 months. AVR Tutorial's advantage is iOS requirement (9.0 vs 15.6). On price, ads, in-app purchases 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. AVR Tutorial sells 10 one-off in-app purchases and ProPic sells 2 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.
AVR Tutorial ships an update every 3 months, ProPic every 2 weeks. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.
| Parameter | AVR Tutorial | ProPic |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 33 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Siu Yuen Ho | Mansi Jasani |
In-app purchases
AVR Tutorial
- Unlock PRO feature$1.99
- SPI OLED$1.99
- I2C OLED$1.99
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- Wifi home automation$1.99
- 2.2" TFT$1.99
- LoRa home automation$1.99
- Home automation using Siri$2.99
- Home automation using Google$2.99
- BT home automation$4.99
- BLE home automation$4.99
ProPic
- Subscription Remove ads weekly$0.997 Days
- Subscription Removeads Monthly$4.991 Month









