# Clef Trainer Grid vs SubmitScan

The clearest difference is price: SubmitScan at Free against Clef Trainer Grid's $2.99. SubmitScan also leads on review sentiment (100% vs 83%). Clef Trainer Grid's advantage is update cadence (daily vs every 9 days) and ratings volume (12 vs 2). On rating, ads, in-app purchases and device support there is nothing between them.

SubmitScan is free to download; Clef Trainer Grid costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Clef Trainer Grid against 5.0 for SubmitScan. That said, the two scores are not equally well evidenced: Clef Trainer Grid has 12 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 83% of Clef Trainer Grid's written reviews are positive against 100% of SubmitScan's.

Clef Trainer Grid ships an update daily, SubmitScan every 9 days. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Clef Trainer Grid | SubmitScan |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [5.0 (12 ratings)](https://appshunter.io/ios/app/clef-trainer-grid/id6749281721/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/submitscan/id6810921942/reviews) |
| Number of ratings | **12** | 2 |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 9 days |
| Monetization | Paid | **Free** |
| Size | 3 MB | 5 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [John Andersen](https://appshunter.io/developer/1829819109) | [JESUS ALBERTO GARCIA](https://appshunter.io/developer/6810921944) |

## What reviewers say

### Clef Trainer Grid

[App page](https://appshunter.io/ios/app/clef-trainer-grid/id6749281721)

Master sheet music reading across multiple clefs. Practice note input via touch, MIDI keyboard, or microphone. Features a unique grid input to ensure genuine learning, not just muscle memory.

**Highlights:** Treble, alto, and bass clef support, Major and minor key signature support, Accidental support, Adjustable ledger lines, Grid input for muscle memory prevention, MIDI keyboard and microphone input, Cheat Mode for real-time note names

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### SubmitScan

[App page](https://appshunter.io/ios/app/submitscan/id6810921942)

Easily convert paper assignments into organized PDF files for submission. Scan documents or import photos, edit pages, and combine them into a single PDF with consistent filenames. Designed for students to simplify the process of digitizing handwritten work.

**Highlights:** Scan multi-page assignments, Import pages from photo library, Review and remove pages, Combine pages into one PDF, Create organized filenames, Save and share PDFs

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Clef Trainer Grid free?

Clef Trainer Grid costs $2.99, with no in-app purchases.

### Is SubmitScan free?

SubmitScan is free to download, with no in-app purchases.

### Which has better reviews, Clef Trainer Grid or SubmitScan?

Clef Trainer Grid and SubmitScan are both rated 5.0 out of 5 on the App Store, from 12 and 2 ratings respectively.

### Do Clef Trainer Grid or SubmitScan have ads?

Neither Clef Trainer Grid nor SubmitScan shows ads.

### Which is updated more often, Clef Trainer Grid or SubmitScan?

Clef Trainer Grid ships an update daily, and SubmitScan every 9 days. Most recently, Clef Trainer Grid was updated on October 12, 2026 and SubmitScan 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.*