GAS Cometh before a Fall

Here are today's puzzle URLs:
GAS 341 – Diagonal Sudoku by Sam: https://tinyurl.com/mr39fy8k
Normal sudoku rules apply. Each marked diagonal must also contain each digit exactly once.
GAS 342 – Fruit Flies Like a Banana by Philip: https://tinyurl.com/yc7rdm6e
Normal sudoku rules apply. Digits along arrows must sum to the circled total.
GAS 343 – Scattered by Clover: https://tinyurl.com/2z4fwwbb
1-9 appears in each row, column and marked region. The orange region isn't contiguous. When you solve, treat this region like any other region: it contains the digits 1 through 9 exactly once each.
GAS 344 – Thermo Sudoku by Sam: https://tinyurl.com/4nuf9rpm
Normal sudoku rules apply. Numbers on each thermometer shape must increase along the thermometer, starting at the bulb.
GAS 345 – Quiet Reflection by Philip: https://tinyurl.com/yrem8j8t
Normal sudoku rules apply. Digits in cells directly connected by a green line must differ by at least 5.

▶ SUDOKU PAD - Our New App ◀ NOW AVAILABLE - You can now input your own classic sudoku puzzles into our software using our new App! The app also comes with 12 handmade puzzles from us and it is NOW AVAILABLE at these links:
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Android: https://play.google.com/store/apps/de...

▶ OUR KILLER SUDOKU IS ALSO AVAILABLE◀
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Android: https://play.google.com/store/apps/de...  

▶ YOU CAN ALSO TRY OUR SANDWICH SUDOKU APP ◀
AppStore: https://apps.apple.com/us/app/sandwic...
Steam: https://store.steampowered.com/app/11...  
Android: https://play.google.com/store/apps/de...

▶ TRY OUR CHESS SUDOKU APP◀
AppStore:  https://apps.apple.com/us/app/chess-s...
Steam: https://store.steampowered.com/app/12...
Android: https://play.google.com/store/apps/de...

▶ HERE’S WHERE YOU CAN TRY OUR MIRACLE SUDOKU APP◀
App Store: https://apps.apple.com/us/app/id15273...
Steam: https://store.steampowered.com/app/13...
Android: https://play.google.com/store/apps/de...

▶ THERMO SUDOKU is available too!◀
AppStore: https://apps.apple.com/us/app/thermo-...  
Android:  https://play.google.com/store/apps/de...
Steam: https://store.steampowered.com/app/13...  
Android:  https://play.google.com/store/apps/de...

▶ YOU CAN ALSO TRY OUR ARROW SUDOKU APP ◀ Here are the links:
App Store: https://apps.apple.com/us/app/arrow-s...
Steam: https://store.steampowered.com/app/16...
Android: https://play.google.com/store/apps/de...

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▶Music◀
Tim McCaskey (Guitar) or Lucy Audrin (Piano) or Riffclown plays Mozart's Sonata no 16 ("Sonata Facile")
▶SOFTWARE◀
Play the puzzle in the video by clicking the link under the video (above).  Thanks to Sam Cappleman-Lynes and Sven Neumann for their work.
▶Logo Design◀
Melvyn Mainini

▶Opening Credits Design◀
Joel Blundell

▶ABOUT US◀
Hi! We're Simon Anthony and Mark Goodliffe, two of the UK's most enthusiastic puzzle solvers. We have both represented the UK at the World Sudoku Championships and the World Puzzle Championships. We're also "cryptic crossword" aficionados. Mark is the twelve-time winner of The Times championship and Simon is the former record holder for most consecutive correct solutions to The Listener crossword. We hope we can help your puzzle solving while also introducing you to some of the world's best puzzles.

Thank you for watching!
Simon and Mark