Comparison

Rex Music vs Stem Split

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

Head to head
About

Rex Music

This platform boosts Afrobeat music visibility and fosters collaboration within the Black artist community. It aims to influence streaming and ensure fair artist compensation with a user-friendly interface and recommendation engine.

Highlights
  • Afrobeat music discovery
  • Artist collaboration hub
  • Fair artist compensation focus
  • Recommendation engine
  • Featured playlists for emerging artists
  • Global community for enthusiasts
Features
Read full description

The REX App is a revolutionary platform designed to elevate the visibility of Afrobeat music and drive collaborative growth within the Black artist community. This global hub for Afrobeat enthusiasts is committed to not only influencing the streaming landscape but also championing fair compensation for Black artists. With a user-friendly interface and an unmatched recommendation engine, REX offers an immersive musical journey for users. REX is dedicated to supporting emerging Afrobeat artists, providing them with featured playlists and effortless discovery by new audiences.

About

Stem Split

This app uses AI to instantly separate any song into its individual instrumental and vocal components. It's designed for musicians to isolate specific parts for practice, remixing, or study, offering clean and precise stem extraction.

Highlights
  • AI vocal remover
  • Music separator
  • Instrument separator
  • Audio splitter
  • Karaoke version creator
  • Stem export
Features
Currently charting
Read full description

Split any song into clean, isolated stems in seconds. The AI vocal remover and music separator built for musicians. Stem is the fastest way to isolate vocals, remove vocals, split stems, and separate every instrument in any track — all from your iPhone or iPad, with no learning curve. WHAT YOU CAN DO Whether you need a vocal remover for practice, a music separator for remixing, or a stem splitter to study a track — Stem handles it all. Import any song and our AI instantly separates it into individual stems: vocals, drums, bass, guitar and piano. Clean, precise, fast. BUILT FOR MUSICIANS → Singers: use the voice isolation to study melody, pitch and phrasing → Guitarists: isolate the guitar track and learn every riff note by note → Bassists: use bass isolation to lock in with the original groove → Drummers: strip everything down to the drum stem and practice along → DJs & Producers: extract clean stems for remixes, edits and live sets VOCAL REMOVER & KARAOKE Remove vocals from any song to create your own karaoke version, back yourself with a full band, or practice without the distraction of the original singer. Our AI voice remover delivers cleaner vocal isolation than any other stem splitter on the market. STEM SPLITTER FEATURES → AI vocal remover — isolate or remove vocals instantly → Music separator — split any track into stems → Voice isolation — clean, precise, no bleed → Instrument separator — vocals, drums, bass, guitar, piano → Audio splitter — export each stem individually → Vocal isolation for singers and music practice → Remove vocals to make instrumental versions → Isolate vocals from any song in seconds HOW IT WORKS 1.⁠ ⁠Import any song — from your library, Files or streaming 2.⁠ ⁠Tap Split — our AI vocal remover goes to work 3.⁠ ⁠Stems are ready in seconds 4.⁠ ⁠Play, mute, solo or export any track WHY STEM Most apps give you muddy stems with bleed between tracks. Stem uses advanced AI trained for clean music separation — faster processing, simpler interface, cleaner results. If you've tried other vocal remover or stem splitter apps and been disappointed, try Stem. Built for musicians who take their craft seriously. Terms of use: https://musicaistudio.app/term-and-conditions/ Privacy Policy: https://musicaistudio.app/privacy-policy/

Screenshots

Rex Music3 screens
Stem Split4 screens

Verdict

The call

The clearest difference is review sentiment: Rex Music at 100% against Stem Split's 32%. Rex Music also leads on rating (5.0 vs 4.5) and iOS requirement (13.0 vs 16.4). Stem Split's advantage is ratings volume (1.4K vs 6) and update cadence (every 8 days vs every 4 weeks). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Rex Music sells 2 in-app purchases, starting at $4.99 per month and Stem Split sells 9 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Rex Music holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Stem Split has 1.4K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 100% of Rex Music's written reviews are positive against 32% of Stem Split's.

UpkeepUpdate frequency

Rex Music ships an update every 4 weeks, Stem Split every 8 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard6 real differences · 5 level
Rex Music versus Stem Split: the parameters behind the verdict, then further details
ParameterRex MusicStem Split
PriceFreeFree
Rating5.0 (6 ratings) — better4.5 (1.4K ratings)
Positive reviews100.0% of reviews — better31.7% of reviews
Number of ratings61.4K — better
Update frequencyEvery 4 weeksEvery 8 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
Best chart rank—#126 — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.4
Further details — not scored
Size127 MB148 MB
Age rating12+4+
DeveloperREX MEDIA AND TECHNOLOGY INCMusic AI Studio

Customer experience

Rex Music

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Stem Split

All ratings1,383 ratings
Positive86.8%
Neutral3.3%
Negative9.9%
Written reviews161 reviews
Positive31.7%
Neutral6.2%
Negative62.1%

In-app purchases

2 purchases

Rex Music

Subscriptions2
  • Platinum$4.991 Month
  • Gold$49.991 Year
9 purchases

Stem Split

Subscriptions5
  • Weekly subscription7 Days trial$6.997 Days
  • Weekly Subscription$9.997 Days
  • Year Subscription$19.991 Year
Show 2 more
  • Monthly Subscription$19.991 Month
  • Yearly subscription$49.991 Year
One-time4
  • Lifetime2 variants$19.99
  • Lifetime Offer$44.99
  • Lifetime 20% off$59.99
Show 1 more
  • Lifetime Access$69.99

Questions

Is Rex Music free?
Rex Music is free to download, with in-app purchases available.
Is Stem Split free?
Stem Split is free to download, with in-app purchases available.
Which has better reviews, Rex Music or Stem Split?
Rex Music is rated higher. Rex Music averages 5.0 out of 5 from 6 ratings, while Stem Split averages 4.5 from 1.4K ratings.
Do Rex Music or Stem Split have ads?
Neither Rex Music nor Stem Split shows ads.
Which is updated more often, Rex Music or Stem Split?
Rex Music ships an update every 4 weeks, and Stem Split every 8 days. Most recently, Rex Music was updated on November 3, 2026 and Stem Split on November 4, 2026.

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