My Singing Monsters Composer

Big Blue Bubble Inc
FREE iOS Android
4.2 ★
Rating
100K+
Downloads
Free
Price
2.0.3
Version
Advertisement
Reviewed on May 11, 2026
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About My Singing Monsters Composer

I picked this app up about five weeks ago because my kid kept asking if we could make “monster songs” together, and I got tired of saying no. Honestly, I wasn’t expecting much — most music apps for kids either ask for a million permissions or push ads every two minutes. But I’ve got a OnePlus 11 and a serious thing about apps that don’t need my location or contacts to function. My Singing Monsters Composer surprised me. It’s basically a little studio where you drag and drop different monster sounds onto a timeline to build a tune. You’ve got a bunch of creatures from the My Singing Monsters world — weird little guys like Toe Jammer and Mammott — each making their own noise. You layer them, adjust tempo and key, and just see what happens. It’s not trying to teach you music theory. It’s just fun. We made this ridiculous 45-second track last Tuesday night that sounded like a swamp rave, and I still have it stuck in my head. The app feels complete for what it is, no weird missing features or half-baked nonsense.

Features & Highlights

The core thing is the composer tool itself. You pick up to four monsters from a decent-sized roster — I think there’s around 20 or so — and place their sounds onto a grid that runs in a loop. Each monster has multiple variations, like a main melody, a harmony line, and some percussive noises. You can tweak the tempo from slow to crazy fast, change the key signature, and adjust the volume of each track separately. There’s also a playback button so you can hear your mess before you save it. Once you’re happy, you can record your composition and export it as a file. The app keeps your saved songs in a little library, so you can go back and edit them later. I really like that you can mute individual monsters during playback to hear how the mix changes. It’s simple but deep enough that my kid spent a whole Saturday layering a Toe Jammer bassline with a Furcorn rhythm part. The interface is all drag-and-drop with clear icons, no text menus buried three screens deep. I wish more apps respected my time like this.

User Experience

Using it day-to-day has been mostly smooth. On my OnePlus 11, the app loads in about three seconds and never crashed once. The touch controls are responsive — dragging monster icons onto the timeline feels natural, and the grid snaps to beats so you don’t have to be pixel-perfect. I did have one weird moment last week where the app wouldn’t let me add a fourth monster until I restarted it, but that’s the only glitch. The tutorials are optional, which I appreciate because I hate being forced through onboarding. I just opened it and started poking around. The sound quality is good through earbuds, and the built-in speaker handles it fine. My kid picked it up in maybe ten minutes without any help. The only real friction I noticed is that deleting a monster from your composition is a long-press instead of a swipe, which isn’t obvious. I had to Google that. But once you know, it’s fine. I’ve been using it maybe three or four times a week, usually after dinner or on weekend mornings. It’s become our little creative break.

Pricing

This is a paid app, and I bought it outright for a few dollars. There are no in-app purchases, no subscriptions, no “unlock premium” nag screens. That’s exactly how I want things to work. The price was maybe $3.99 or something around there — honestly I bought it without overthinking because the privacy policy looked clean and the description said everything was included up front. No hidden costs. No energy timers waiting to refill. You get the composer, all the monsters available at launch, and any new ones they add seem to be included in updates so far. I’ve seen other composer apps that charge monthly for extra sound packs. Not this one. You pay once and it’s yours. For a parent who doesn’t want surprise charges, that’s peace of mind.

Updates & Support

The app got one update since I’ve had it, which added a couple of new monsters and fixed a bug where saved songs wouldn’t load if you had too many. I haven’t needed to contact support, so I’m going by what I see in the store reviews. Looks like the developer, Big Blue Bubble Inc, responds to most complaints within a few days. Some people report that older devices lag with complex compositions, but my OnePlus 11 handles it like nothing. There’s no in-app feedback button or obvious support chat, which is a minor annoyance. But the update cycle seems steady enough that I’m not worried about the app becoming abandoned.

Security & Privacy

This is where I paid the most attention before buying. I pulled up the privacy policy and did a quick scan before hitting purchase. The app does not collect any personal information directly — no login required, no email signup, no phone number. It does use something called Unity Analytics for crash reports and usage statistics, but the policy says that data is anonymized and not tied to your identity. No location tracking, no camera or microphone access (except for exporting audio, which asks permission). My OnePlus 11 showed zero unnecessary permissions when I checked after install. It doesn’t connect to any servers for the core composing functionality, so you’re not being watched while you make your goofy monster songs. That’s rare for a paid kids’ app. I felt comfortable letting my kid use it without supervision from a privacy standpoint.

Frequently asked questions
How do I add and arrange monster sounds in My Singing Monsters Composer?

You can drag and drop up to four monsters from the roster onto a looping timeline grid. Each monster has multiple sound variations like melody, harmony, and percussion, and the grid snaps to beats so you don't need precise placement.

Can I export or save my monster songs in My Singing Monsters Composer?

Yes, you can record your composition and export it as a file. The app also saves your songs in a library, allowing you to go back and edit them later, and you can mute individual monsters during playback to hear how the mix changes.

What should I do if the app won't let me add a fourth monster to my composition?

This is a rare glitch that can be fixed by restarting the app. Simply close and reopen My Singing Monsters Composer, and you should be able to add the fourth monster without any further issues.

How do I delete a monster from my composition in My Singing Monsters Composer?

To remove a monster, use a long-press on its icon instead of a swipe. This is the intended method, and it prevents accidental deletions while keeping the interface clean.

How does My Singing Monsters Composer compare to other kids' music apps like GarageBand or BandLab?

Unlike GarageBand or BandLab, My Singing Monsters Composer is focused purely on fun, drag-and-drop creativity with pre-made monster sounds, no music theory required. It's simpler, has no ads or permission requests, and is designed for quick, playful sessions rather than serious music production.

✓  Pros
✓ Paid once, no subscriptions or hidden in-app purchases
✓ All monsters and features available offline, no internet required
✓ Simple drag-and-drop interface even a kid can use
✓ Sound quality is good through headphones or speaker
✓ Frequent updates add new monsters without extra cost
✗  Cons
✗ Deleting a monster requires a long-press, not intuitive at all
✗ Occasional glitch needing app restart to add more monsters
✗ No way to fine-tune individual note timing on the grid
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App information
DeveloperBig Blue Bubble Inc
Version2.0.3
Downloads100K+
PriceFree
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