Endless A vs BadKitty
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Endless A
Easily generate a consistent A-440 pitch for tuning instruments. Select from various instrument sounds to play the reference tone endlessly until you tap to stop. Ideal for musicians needing a reliable tuning reference.
- Endless A-440 pitch generation
- Multiple instrument sound options
- Simple tap-to-play interface
- Reference tone for tuning
- Piano, violin, french horn, sine wave sounds
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A concert A, whenever you need one. Endless A-440 plays a sustained 440 Hz reference tone for tuning instruments. Choose piano, violin, French horn, or a pure sine wave. Tap an instrument to start or stop, or tap another to switch sounds. Hold an instrument to play until you release it. • Four original bundled reference sounds • Animated instruments during playback • Light and dark appearances • Modern and classic designs • Native adaptive controls on iPhone Duo • Works offline, with no account, ads, or microphone access This is a reference-tone player. It does not listen to your instrument or measure its pitch.
BadKitty
This app serves as a central hub for fans of a diverse record label, offering a place to stream new music releases and engage with the community. Users can stay updated on the latest tracks and explore content from the label's Reddit community, all powered by direct API streaming.
- Stream latest music releases
- New release notifications
- Access Reddit community content
- Direct API streaming
- Central fan hub
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Welcome to BadKitty, the central place for all things Monstercat. Monstercat is a diverse record label with a broad fan base. BadKitty aims to bring fans together and allow a central place to enjoy music. With the app you can stream the latest releases, get notified when there is a new release, or look at the reddit community content! Streaming is directly from the Monstercat API!
Screenshots
Verdict
The clearest difference is rating: BadKitty at 4.1 against Endless A's 3.5. BadKitty also leads on review sentiment (65% vs 50%) and ratings volume (17 vs 4). Endless A's advantage is update cadence (every 2 weeks vs every 5 months). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
BadKitty holds the better App Store score, 4.1 against 3.5. Both are backed by a comparable volume of ratings — 4 and 17 respectively. Written reviews point the same way: 50% of Endless A's written reviews are positive against 65% of BadKitty's.
Endless A ships an update every 2 weeks, BadKitty every 5 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.
| Parameter | Endless A | BadKitty |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (4 ratings) | 4.1 (17 ratings) — better |
| Positive reviews | 50.0% of reviews | 65.0% of reviews — better |
| Number of ratings | 4 | 17 — better |
| Update frequency | Every 2 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 16 MB |
| Age rating | 4+ | 9+ |
| Developer | Nathan Fennel | Dahlia Witt |
Customer experience
Endless A
BadKitty
In-app purchases
Endless A
No in-app purchases
BadKitty
No in-app purchases
