android app: SP-404 BUDDY v0.54

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wax inspektor
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android app: SP-404 BUDDY v0.54

Post by wax inspektor »

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SP-404 BUDDY v0.541.zip
(8.67 MiB) Downloaded 20 times


Android Studio project : https://app.box.com/s/37o7pawmlotl011p53gbv2on3dzu8nuj


UPDATES:

v.54 final fix 10/30/26

Code: Select all

SP-404 BUDDY v0.54 – Final Release

Changes

Finalised CHANGE BANK display layout with consistent font size and precisely centred arrows.

Unified text positioning across source selection, target selection and completion.

Final version number 0.54 applied consistently, including boot-up screen and manual.

Existing functionality and visual design preserved.

Release Status

SP-404 BUDDY v0.54 is the final, tested and approved version. It represents the last bug-free release and the reference build for future adaptations.

No further updates are planned in the near future. The current version is considered complete and ready for regular use.

Keep making beats.


v.53
Bank Operation Mode

Code: Select all

- Added COPY BANK, CHANGE BANK and DELETE BANK.
- Bank actions are activated by holding the corresponding button for approximately 1.2 seconds. 
- The active action button blinks blue while BOM is active.
- COPY BANK: select multiple destination banks; a shared overwrite confirmation dialog is used.
- CHANGE BANK: swap entire banks, including swaps with an empty destination bank.
- DELETE BANK: select multiple banks and delete them without an additional confirmation dialog.
- Switch between COPY BANK and CHANGE BANK while preserving the source bank and active status; pending destination  selections are cleared.
- Cancel COPY BANK and CHANGE BANK before execution; CANCEL exits  Bank Operation Mode.
- Empty source banks are detected and cannot be copied, swapped or deleted.
Display Texts and Feedback
- Standardised COPY, CHANGE and DELETE messages, with dynamically displayed source and destination details.
- Unified display text capitalisation.
- COPY and CHANGE display FINISHED after successful completion.
- DELETE displays the selected items before execution and only FINISHED afterwards.
- Existing Android overwrite confirmation dialogs for COPY remain unchanged.
v.37 1st version



SP 404 BUDDY



An android app to manage pattern on the OG 404.

Put your card reader into your phone and copy pattern real quick - that was the goal.

It's all AI coded. The UI was designed around my POCO F7 - have not seen it on any other displays yet...

Manual is in the app.


Thread's for bugs and troubleshooting, questions. Works stable at my end.
Androids re-recognition of cards is terrible - the reader itself is a safe one...


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Last edited by wax inspektor on Fri Oct 30, 2026 2:49 pm, edited 11 times in total.
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SLEEPS NUMB
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Re: android app: SP-404 BUDDY

Post by SLEEPS NUMB »

YO WHATUP WAX!!

DID YOU MAKE THIS THING? IF SO CONGRATS. I DONT HAVE ANDROID, BUT SOUNDS SUPER COOL.

HOPE YOU WELL MAN. REALLY COOL TO SEE YOU IN THE FORUM AGAIN! :o
THE LOST THEMES TAPE OUT NOW!!!!!
https://sleepsnumb.bandcamp.com/releases

BATTLE BEATS +NEW/OLD
http://soundcloud.com/sleeps-numb


<<<<<<ALL STYLES WELCOME>>>>>
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wax inspektor
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Location: Berlin

Re: android app: SP-404 BUDDY

Post by wax inspektor »

Hey what's up man.. :)
I'm still lurking from time to time. Gotta jump in the arena soon to get a better hang of the MK2 and all the updates I missed...

The OG still has a special place in my heart, tough l. I can use this things blindfolded but the process of copying patterns via backup function and reloading takes too much time and often crashes.

I've seen some downloads of the app - that's nice - check back for future updates
Feel free to post issues. Mainly interested on how it looks on different devices.

In the next v0.38 I'll integrate the option to copy, change, delete whole banks. The feature already works. Just needs some text fixing and other minor fixes. Will update first thread then.

Once the feature ist tested, I wanna convert the SP-404 Buddy into a SP-303 Buddy, as it organizes pattern the same way the 404 does.

To make things clear: I can't code shit! :) I did this with the free version of ChatGPT and just pasted codes into "Android Studio'. It was a fun ride. Crazy what's possible today...

There's already a tiny easter egg in the app which gets activated by a 404 command... Can u find it?


Future feature wish list:
- duplicating cards
- the ability to load backed up cards from androids internal drive onto a CF-Card
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wax inspektor
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Re: android app: SP-404 BUDDY v0.54

Post by wax inspektor »

AI was able to decode the pattern files which is giving a few new options.
New update is around the corner with new functions, not just fixes...

Coming updates:

PATTERN EDIT
Pattern will be split out over the banks with each pad representing one bar. you can erase the note events in those bars and do the commands copy, change , delete to single bars and shrink or extend the pattern this way.

PATTERN COMBINE
Build a chain of patterns and create a long new one or duplicate a pattern to extend its length. Together with bar edit you can create all types of Frankenstein patterns.

MIDI Export/Import
Probably the biggest thing. Buddy now can convert pattern data into midi files. You can either export whole patterns as MIDI or just individual bars in edit mode.
Importing works too.

I'm currently looking for bugs and will do more hardware midi tests but it's looking good so far... Update should be a up in a week.


Biggest goal is to convert the 404 samples back into PCM. If AI can do that as it promised, we could listen to the patterns in 404 Buddy, which makes pattern editing clearly more easy.. but I won't promise anything.

Unfortunately I wasn't able to successfully connect a smart media card with my android, which is by nature the requirement for a 303/505 buddy... Shit's too old probably...
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