What Tablif read on Stackapella's site
Stackapella describes itself as: “Stackapella Learn harmony in your browser, free and open source”
- Price model: Monthly · Yearly · free tier
- Free tier: Free forever
- Stage: Live, no waitlist
- How it differs: “No app can replace a real vocal coach.”
What it is
Calls itself “app”.
- Calls itself: app
“…mudeo (2019). An open-source app for iPhone and Android for recording yourself on video and stacking the parts into a harmony, alone or with friends.”
Where it puts itself
Rules out “third-party analytics”.
- Says it will not: third-party analytics
“No app can replace a real vocal coach.”
“There's no third-party analytics and nothing tracks you”
What it costs
Monthly subscription and yearly plan. A free tier, free forever. Trial: “7 days”. Prices quoted: $3.33 a month, $39.99 once a year, $4.99 a month.
- Monthly: yes
- Yearly: yes
- Free plan: free forever
- Price: $3.33 a month · $39.99 once a year · $4.99 a month
- Trial: 7 days
“$3.33 a month”
“Billed $39.99 once a year.”
“$4.99 a month”
Who it sells to
Sells to consumers. Built for solo users. Made for Choir singers, Directors and teachers and Songwriters.
- Sells to: consumers
- Company size: solo / indie
- Made for: Choir singers · Directors and teachers · Songwriters
“Stackapella is for anyone who wants to sing harmony and isn't sure which notes to sing.”
“Solo”
How it runs
A web app for iOS. Hosted in the cloud. Open source.
- Kind: web
- Runs on: iOS
- Runs where: cloud / hosted
- Open source: yes
“Runs in your browser: no app to install, no account to start.”
“Yes, in Safari 16.4 or newer. Add it to your home screen (Share, then Add to Home Screen), so Safari keeps your songs safe.”
What it works with
Names Bluesky, Safari and 1 more on its pages.
- Names: Bluesky · Safari · X
“X and Bluesky”
“Safari 16.4 or newer”
What it offers as proof
Live, no waitlist. Try it without signing up. Publishes docs.
- Instant signup: yes
- Trial asks for: nothing
“Start singing”
“No account to start.”
Sources
Tablif read these pages, last on 3 Nov 2026. Everything above is what the product says about itself; Tablif does not verify every claim.
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