# StringMaster vs IQ Test & Brain Training LEVO

StringMaster and IQ Test & Brain Training LEVO both sit at 4.7 stars, but that hides the real split: 80% of StringMaster's written reviews are positive against 34% of IQ Test & Brain Training LEVO's. StringMaster also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). IQ Test & Brain Training LEVO's advantage is price (Free vs $14.99) and update cadence (fortnightly vs every 3 months). On rating, in-app purchases, monetization model and device support there is nothing between them.

IQ Test & Brain Training LEVO is free to download; StringMaster costs $14.99 up front. StringMaster sells 2 one-off in-app purchases and IQ Test & Brain Training LEVO sells 14 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for StringMaster against 4.7 for IQ Test & Brain Training LEVO. That said, the two scores are not equally well evidenced: IQ Test & Brain Training LEVO has 2.8K ratings behind it against 24, so its average is the more settled of the two. Written reviews are what separate them: 80% of StringMaster's written reviews are positive against 34% of IQ Test & Brain Training LEVO's.

StringMaster ships an update every 3 months, IQ Test & Brain Training LEVO fortnightly. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | StringMaster | IQ Test & Brain Training LEVO |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | [4.7 (24 ratings)](https://appshunter.io/ios/app/stringmaster/id509014353/reviews) | **[4.7 (2.8K ratings)](https://appshunter.io/ios/app/iq-test-and-brain-training-levo/id1546228874/reviews)** |
| Number of ratings | 24 | **2.8K** |
| Positive reviews | **80.0% of reviews** | 33.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 172 MB | 140 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPad, Mac | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Great Apptitude Pty Ltd](https://appshunter.io/developer/1519213669) | [Pawel Kieczko](https://appshunter.io/developer/1498102835) |

## What reviewers say

### StringMaster

[App page](https://appshunter.io/ios/app/stringmaster/id509014353)

This comprehensive music learning app offers tools for chord building, scale visualization, songwriting, and instrument tuning. It supports a wide range of instruments and provides features for both beginners and seasoned musicians.

**Highlights:** Chord building and detection, Scale visualization and playback, Songwriting tools, Chromatic tuner and metronome, Fretboard learning, Alternate tuning and capo support, Piano keyboard mapping

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fretlight Support | $4.99 | one-time |
| StringMaster Pro Upgrade | $7.99 | one-time |


### IQ Test & Brain Training LEVO

[App page](https://appshunter.io/ios/app/iq-test-and-brain-training-levo/id1546228874)

Assess your intelligence quotient with a comprehensive IQ test and access over 1000 personalized exercises to enhance your cognitive abilities. Engage in 23 fun games designed to boost memory, focus, attention span, and mental math skills.

**Highlights:** IQ score assessment, 1000+ personalized training exercises, 23 brain training games, Memory improvement, Focus enhancement, Mental math skills, Matrix Reasoning, Pattern Recognition

**Features:** Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LEVO Premium | $6.99 | per 7 days |
| LEVO Premium | $6.99 | per 7 days |
| LEVO Premium | $7.99 | per 7 days |
| LEVO Premium | $9.99 | per month |
| LEVO Premium | $14.99 | per month |
| LEVO Premium | $19.99 | per year |
| 3 Months | $29.99 | per 3 months |
| LEVO Premium | $29.99 | per year |
| LEVO Premium | $29.99 | per year |
| LEVO Premium | $39.99 | per year |
| 12 Months | $49.99 | per year |
| 12 Months | $49.99 | per year |
| Removes Ads | $1.99 | one-time |
| Lifetime | $29.99 | one-time |

**What reviewers like**

- 🎉 Fun and engaging brain training
- 💡 Variety of testing areas
- 👍 Intuitive navigation
- 🧠 Helps focus and improve brain power

**What reviewers complain about**

- 🤑 Paywall and subscription model
- 📺 Excessive ads and interruptions
- 🤔 Questionable accuracy of results
- 🐛 Bugs and technical issues

**Reported bugs**

- Incorrect answers marked as wrong
- Inability to report issues or provide feedback
- Loss of progress when app is closed
- Compatibility issues on older devices

**Requested features**

- Progress tracking and performance history
- Explanations for incorrect answers
- Customizable difficulty levels
- Integration with other brain training apps


## Frequently asked questions

### Is StringMaster free?

StringMaster costs $14.99, and also offers in-app purchases.

### Is IQ Test & Brain Training LEVO free?

IQ Test & Brain Training LEVO is free to download, with in-app purchases available.

### Which has better reviews, StringMaster or IQ Test & Brain Training LEVO?

IQ Test & Brain Training LEVO is rated higher. StringMaster averages 4.7 out of 5 from 24 ratings, while IQ Test & Brain Training LEVO averages 4.7 from 2.8K ratings.

### Do StringMaster or IQ Test & Brain Training LEVO have ads?

IQ Test & Brain Training LEVO shows ads; StringMaster does not.

### Which is updated more often, StringMaster or IQ Test & Brain Training LEVO?

StringMaster ships an update every 3 months, and IQ Test & Brain Training LEVO fortnightly. Most recently, StringMaster was updated on October 4, 2026 and IQ Test & Brain Training LEVO on October 14, 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.*