AVR Tutorial Pro vs DoodleConnect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AVR Tutorial 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 Pro 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.
DoodleConnect
Monitor your child's educational development across multiple learning applications. Stay informed about their achievements, progress through the curriculum, and receive real-time updates on their learning journey.
- Instant progress notifications
- View latest achievements
- Track stars earned
- Follow curriculum progress
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Track your child's progress across all four Doodle apps with DoodleConnect! With the help of DoodleConnect, you can get involved with your child's learning journey like never before. ▶ Key features • Receive instant notifications about their progress • View their latest achievements and see how many stars they've earned • Follow their progress through the curriculum DoodleConnect is free for all Doodle users, whether you have a home or school subscription.
Screenshots
Verdict
The clearest difference is price: DoodleConnect at Free against AVR Tutorial Pro's $1.99. DoodleConnect also leads on in-app purchases (none vs 10) and update cadence (every 2 months vs every 4 months). AVR Tutorial Pro's advantage is iOS requirement (9.0 vs 15.0). On 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
DoodleConnect is free to download; AVR Tutorial Pro costs $1.99 up front. AVR Tutorial Pro sells 10 one-off in-app purchases. DoodleConnect asks for nothing beyond the download.
AVR Tutorial Pro ships an update every 4 months, DoodleConnect every 2 months. The most recent releases landed on August 22, 2026 and September 21, 2026 respectively.
| Parameter | AVR Tutorial Pro | DoodleConnect |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | — | 4.7 (56 ratings) — better |
| Positive reviews | — | 56.0% of reviews |
| Number of ratings | — | 56 — better |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 33 MB | 37 MB |
| Age rating | 4+ | 17+ |
| Developer | Siu Yuen Ho | Discovery Education Inc. |
Bugs and requests
AVR Tutorial Pro
Not enough reviews yet to summarise bugs or requests.
DoodleConnect
Reported bugs
33 issues- Losing streak
- No synching between apps on different devices
- Not synching with Doodle Connect app
- Latest update ruined the app
- Can't understand children's results anymore
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- Lots of annoying little glitches
- Doesn't work on most devices
- App keeps switching off
- Update is not working
- Can't see message and screen freeze on tapping message icon
- Can't go back to view another sibling's account
- Lack accuracy
- Difficult to collate the information needed
- App won't work
- Doesn't really work
- Can only see one or none of children's progress
- Says child is on 0 day streak when they are not
- Too many glitches in system
- Doesn't record all points when signing in across different devices
- Parent app no longer works
- Last version defective
- Parent dashboard cannot log on
- Misleading info, doesn't relate to child's DM app
- Doodle Stars on DM different to parent area and parent app
- Cannot delete and reinstall because info is stored in the cloud
- Delay between parent app and DoodleMaths app
- Today's or yesterday's stars not showing in metrics
- Missing lots of data
- No longer works since update
- Latest version crap, glitchy
- Have to enter credentials regularly
- Live View never shows anything
- App is full of fundamental design flaws
Requested features
35 requests- Bring back old version
- More comprehensive initial test
- More challenging levels
- Option to add extra material for all students
- Better graphing options
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- See everything that is on the website within the app
- Add more data feed options
- Improve user experience
- Improve design
- Option to create graphs of all students
- Option to select metrics for graphing
- Improve Live View functionality
- Real-time syncing between apps and devices
- Fix streak issues
- Fix synching issues with Doodle Connect
- Allow multiple accounts under one login
- Make app more engaging after all questions are done
- Improve accuracy of reports
- Simplify setup process
- Offer combined order discounts
- Improve customer service responsiveness and helpfulness
- Fix login issues
- Improve accuracy of streaks and progress tracking
- Improve message viewing and replying
- Allow switching between sibling accounts easily
- Make app more user-friendly
- Bring back old app features
- Make app more interactive
- Improve data visualization
- Add dark mode
- Improve reporting accuracy
- Fix app freezing issues
- Improve parent app functionality
- Make app more intuitive
- Improve accuracy of Doodle Age
In-app purchases
AVR Tutorial Pro
- SPI OLED$1.99
- Wifi home automation$1.99
- I2C OLED$1.99
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- 2.2" TFT$1.99
- Lora home automation$1.99
- gps project$2.99
- Home automation using Siri$2.99
- Home automation using Google$2.99
- BT home automation$4.99
- BLE home automation$4.99
DoodleConnect
No in-app purchases
