# StringMaster Pro vs Stem Splitter & Song Recorder

The clearest difference is price: Stem Splitter & Song Recorder at Free against StringMaster Pro's $14.99. Stem Splitter & Song Recorder also leads on update cadence (every 4 weeks vs every 3 months) and ratings volume (182 vs 20). StringMaster Pro's advantage is in-app purchases (none vs 15) and review sentiment (67% vs 43%). On rating, ads and device support there is nothing between them.

Stem Splitter & Song Recorder is free to download; StringMaster Pro costs $14.99 up front. Stem Splitter & Song Recorder sells 12 in-app purchases, starting at $4.99 per 7 days. StringMaster Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for StringMaster Pro against 4.5 for Stem Splitter & Song Recorder. That said, the two scores are not equally well evidenced: Stem Splitter & Song Recorder has 182 ratings behind it against 20, so its average is the more settled of the two. Written reviews are what separate them: 67% of StringMaster Pro's written reviews are positive against 43% of Stem Splitter & Song Recorder's.

StringMaster Pro ships an update every 3 months, Stem Splitter & Song Recorder every 4 weeks. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | StringMaster Pro | Stem Splitter & Song Recorder |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | [4.5 (20 ratings)](https://appshunter.io/ios/app/stringmaster-pro/id972426361/reviews) | [4.5 (182 ratings)](https://appshunter.io/ios/app/stem-splitter-and-song-recorder/id6744467238/reviews) |
| Number of ratings | 20 | **182** |
| Positive reviews | **66.7% of reviews** | 43.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | **Paid** | Subscription |
| Size | 171 MB | 232 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPad, Mac | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Great Apptitude Pty Ltd](https://appshunter.io/developer/1519213669) | [Future Moments](https://appshunter.io/developer/895157892) |

## What reviewers say

### StringMaster Pro

[App page](https://appshunter.io/ios/app/stringmaster-pro/id972426361)

This advanced music app helps musicians of all levels learn and master fretted instruments. It offers tools for chords, scales, songwriting, and includes a tuner and fretboard learning system. Supports a wide range of instruments and integrates with wireless Fretlight Guitars.

**Highlights:** Chord building and detection, Fretboard learning system, Advanced songwriting tools, Chromatic tuner and metronome, Instrument comparison, MIDI output

**In-app purchases:** none


### Stem Splitter & Song Recorder

[App page](https://appshunter.io/ios/app/stem-splitter-and-song-recorder/id6744467238)

This app uses AI to isolate and separate individual instruments and vocals from any audio track. You can then remix, layer new recordings, and apply studio-quality effects to create professional-sounding mixes from rough demos or voice memos.

**Highlights:** AI Stem Separation, Vocal Isolation/Removal, MicSwap Integration, Multitrack Recording, Studio Effects, Export to AudioMaster

**Features:** Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hobbyist | $4.99 | per 7 days |
| Hobbyist + Trial | $4.99 | per 7 days |
| Hobbyist | $6.99 | per 7 days |
| Artist | $14.99 | per month |
| Professional | $19.99 | per month |
| Professional + Trial | $19.99 | per month |
| Lifetime | $0.99 | one-time |
| Lifetime macOS | $0.99 | one-time |
| Transcription up to 1 hour | $0.99 | one-time |
| Credit Pack with 50 Credits | $4.99 | one-time |
| Credit Pack with 100 Credits | $8.99 | one-time |
| Credit Pack with 250 credits | $19.99 | one-time |

**What reviewers like**

- 👍 Useful app
- 🎨 Helps with music production
- 🔊 Improves audio quality

**What reviewers complain about**

- 💰 Misleading pricing
- 🐛 Buggy app
- ⏱️ Slow performance

**Reported bugs**

- Lifetime subscription not working
- Importing audio failing
- App crashing or freezing

**Requested features**

- Improve purchase/subscription process
- Fix bugs and crashes
- Enhance performance


## Frequently asked questions

### Is StringMaster Pro free?

StringMaster Pro costs $14.99, with no in-app purchases.

### Is Stem Splitter & Song Recorder free?

Stem Splitter & Song Recorder is free to download, with in-app purchases available.

### Which has better reviews, StringMaster Pro or Stem Splitter & Song Recorder?

StringMaster Pro and Stem Splitter & Song Recorder are both rated 4.5 out of 5 on the App Store, from 20 and 182 ratings respectively.

### Do StringMaster Pro or Stem Splitter & Song Recorder have ads?

Neither StringMaster Pro nor Stem Splitter & Song Recorder shows ads.

### Which is updated more often, StringMaster Pro or Stem Splitter & Song Recorder?

StringMaster Pro ships an update every 3 months, and Stem Splitter & Song Recorder every 4 weeks. Most recently, StringMaster Pro was updated on October 13, 2026 and Stem Splitter & Song Recorder on October 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*