# GridInstrument vs BLEASS SampleWiz 2

The clearest difference is price: GridInstrument at $3.99 against BLEASS SampleWiz 2's $19.99. GridInstrument also leads on in-app purchases (none vs 14) and update cadence (weekly vs every 4 months). BLEASS SampleWiz 2's advantage is rating (4.7 vs 4.5) and ratings volume (121 vs 11). On ads and device support there is nothing between them.

GridInstrument costs $3.99 and BLEASS SampleWiz 2 $19.99 up front. BLEASS SampleWiz 2 sells 14 one-off in-app purchases. GridInstrument asks for nothing beyond the download.

BLEASS SampleWiz 2 holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: BLEASS SampleWiz 2 has 121 ratings behind it against 11, so its average is the more settled of the two. Written reviews complicate that: 83% of GridInstrument's written reviews are positive against 70% of BLEASS SampleWiz 2's, so the app with the better star average is not the one people write more warmly about.

GridInstrument ships an update weekly, BLEASS SampleWiz 2 every 4 months. The most recent releases landed on September 11, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | GridInstrument | BLEASS SampleWiz 2 |
| --- | --- | --- |
| Price | **$3.99** | $19.99 |
| Rating | [4.5 (11 ratings)](https://appshunter.io/ios/app/gridinstrument/id1296511558/reviews) | **[4.7 (121 ratings)](https://appshunter.io/ios/app/bleass-samplewiz-2/id1501504776/reviews)** |
| Number of ratings | 11 | **121** |
| Positive reviews | **83.3% of reviews** | 70.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 15 MB | 512 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Decidedly, LLC](https://appshunter.io/developer/783782943) | [BLEASS](https://appshunter.io/developer/1220444177) |

## What reviewers say

### GridInstrument

[App page](https://appshunter.io/ios/app/gridinstrument/id1296511558)

This app transforms your iOS device into a unique musical instrument with a grid-based interface. Explore over 20 musical modes and various grid layouts. It also supports external MIDI controllers like the Launchpad for expanded creative possibilities.

**Highlights:** Grid-based note arrangement, Launchpad integration, Over 20 musical modes, Multiple grid layouts, Core MIDI out, Audiobus 3 MIDI support

**Features:** Vision Pro support

**In-app purchases:** none


### BLEASS SampleWiz 2

[App page](https://appshunter.io/ios/app/bleass-samplewiz-2/id1501504776)

This app is a powerful sample and synthesis instrument that allows you to capture and transform any sound into a playable synth voice. It offers modern features like granular engines and MPE, alongside an intuitive workflow for both beginners and experienced musicians.

**Highlights:** Sample & Synthesis instrument, Granular and cloud sample engines, MPE support for expressive performance, iOS/desktop interoperability, Intuitive sampling and sound design tools, Capture and import sounds easily

**Features:** Family Sharing

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MPE Endeavors Preset Pack | Free | one-time |
| Blue Lines And Grains | $3.99 | one-time |
| Sample The World | $3.99 | one-time |
| Imer6ia Preset Pack | $3.99 | one-time |
| MPE Preset Pack #1 | $3.99 | one-time |
| Jordan Rudess Preset Pack | $3.99 | one-time |
| House Preset Pack | $3.99 | one-time |
| Mika Preset Pack | $3.99 | one-time |
| Dan Müller Preset Pack | $3.99 | one-time |
| Very Sick Beats | $3.99 | one-time |
| Retro Sonic Lofi | $3.99 | one-time |
| Heritage Synths Soundscapes | $4.99 | one-time |
| TheSoundTestRoom Preset Pack | $5.99 | one-time |
| Sound Of Izrael Preset Pack | $6.99 | one-time |

**What reviewers like**

- 💡 Infinite creativity and fun with MPE
- 👍 Amazing and powerful sampler
- 👍 Intuitive and accessible UI
- 💡 Excellent for sound design
- 👍 MPE support is correctly implemented

**What reviewers complain about**

- 🐛 App crashes frequently
- 🐛 Standalone app won't open
- 🐛 Cannot buy or download presets
- 🐛 Crashing when trying to buy presets
- 🐛 App does not start on some iPads

**Reported bugs**

- Standalone app won't open
- App crashes in standalone mode
- Cannot buy or download presets
- App crashes when trying to buy presets
- App does not start on iPad Air m3 iOS 26.5

**Requested features**

- Dual and split program functionality
- More random options per module
- Ability to see imported sample file names
- Audition sounds in sampler before loading
- Undo mode


## Frequently asked questions

### Is GridInstrument free?

GridInstrument costs $3.99, with no in-app purchases.

### Is BLEASS SampleWiz 2 free?

BLEASS SampleWiz 2 costs $19.99, and also offers in-app purchases.

### Which has better reviews, GridInstrument or BLEASS SampleWiz 2?

BLEASS SampleWiz 2 is rated higher. GridInstrument averages 4.5 out of 5 from 11 ratings, while BLEASS SampleWiz 2 averages 4.7 from 121 ratings.

### Do GridInstrument or BLEASS SampleWiz 2 have ads?

Neither GridInstrument nor BLEASS SampleWiz 2 shows ads.

### Which is updated more often, GridInstrument or BLEASS SampleWiz 2?

GridInstrument ships an update weekly, and BLEASS SampleWiz 2 every 4 months. Most recently, GridInstrument was updated on September 11, 2026 and BLEASS SampleWiz 2 on September 26, 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.*