Comparison

Custom Sound Box vs OX21

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Custom Sound Box

Create a personalized soundboard by recording, importing, or sharing audio clips. Organize sounds with folders and customizable tags, and play them instantly or layered. Sync with iCloud and use widgets or Shortcuts for quick access.

Highlights
  • Record custom audio clips
  • Import and share audio files
  • Play multiple sounds simultaneously
  • Organize with folders and tags
  • Sync sounds with iCloud
  • Home Screen widgets and Shortcuts support
Features
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Create your own personal soundboard with audio clips from friends, family, your files, and the web. Record a sound, import audio from your device, or use the iOS share sheet to add supported audio files directly to Sound Box. Tap any sound to play it instantly, or play multiple sounds at once for layered reactions, effects, and voice clips. Keep your soundboard organized with folders, colorful tags, search, sorting, and drag-and-drop ordering. Customize tags with colors and images, sync your sounds with iCloud, and play favorites faster from Home Screen widgets or Shortcuts. Features: • Record custom audio clips • Import and share audio files into the app • Trim sounds and adjust volume • Play multiple sounds at once, or one at a time • Organize with folders and tags • Customize tags with colors and images • Search, sort, and reorder sounds • Sync with iCloud • Play sounds from Home Screen widgets • Use Shortcuts to record, play, and stop sounds • Remove ads with an optional in-app purchase Build a custom soundboard for jokes, games, reactions, podcasts, streams, classrooms, events, or anywhere you need the right sound at the right time.

About

OX21

Features
Read full description

Ox21 is a video sharing app that can protect your privacy. As an audience, you will only see the video list that you subscribed to.

Screenshots

Custom Sound Box4 screens
OX213 screens

Verdict

The call

The clearest difference is ads: OX21 at none against Custom Sound Box's shown. OX21 also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Custom Sound Box sells 1 one-off in-app purchase and OX21 sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Custom Sound Box ships an update weekly, OX21 every 4 days. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

Scorecard2 real differences · 8 level
Custom Sound Box versus OX21: the parameters behind the verdict, then further details
ParameterCustom Sound BoxOX21
PriceFreeFree
Rating4.8 (979 ratings) — better—
Positive reviews81.5% of reviews—
Number of ratings979 — better—
Update frequencyWeeklyEvery 4 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.013.0 — better
Further details — not scored
Size12 MB68 MB
Age rating4+4+
DeveloperWilliam WilsonPudu Incubator Inc

Bugs and requests

Custom Sound Box

Reported bugs

4 issues
  • Recording and editing sounds can be glitchy
  • Scrolling issues when tapping on buttons
  • Inconsistent behavior when playing overlapping sounds
  • Occasional crashes when deleting or rearranging sounds

Requested features

5 requests
  • Add equalizer and volume controls for individual sounds
  • Implement a repeat/loop function for sounds
  • Allow uploading of video clips as sound sources
  • Improve sorting and organization tools for sound libraries
  • Provide export/import options for soundboards

OX21

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Custom Sound Box

One-time1
  • Remove Ads$1.29
2 purchases

OX21

One-time2
  • OX21 1440 points$5.99
  • JIN$5.99

Questions

Is Custom Sound Box free?
Custom Sound Box is free to download, with in-app purchases available.
Is OX21 free?
OX21 is free to download, with in-app purchases available.
Do Custom Sound Box or OX21 have ads?
Custom Sound Box shows ads; OX21 does not.
Which is updated more often, Custom Sound Box or OX21?
Custom Sound Box ships an update weekly, and OX21 every 4 days. Most recently, Custom Sound Box was updated on November 11, 2026 and OX21 on November 7, 2026.

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