# Jazz Disk Bench Pro vs C3 Display Controller

The clearest difference is price: C3 Display Controller at Free against Jazz Disk Bench Pro's $2.99. Jazz Disk Bench Pro's advantage is update cadence (every 5 days vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

C3 Display Controller is free to download; Jazz Disk Bench Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Jazz Disk Bench Pro ships an update every 5 days, C3 Display Controller every 2 months. The most recent releases landed on September 22, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Jazz Disk Bench Pro | C3 Display Controller |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.4 (28 ratings)](https://appshunter.io/ios/app/jazz-disk-bench-pro/id1298441490/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 78.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Paid | — |
| Size | 66 MB | 40 MB |
| Requires iOS | 15.2 | **15.1** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Baofeng County Jixu Education Information Consulting Co., Ltd.](https://appshunter.io/developer/1298441489) | [nhnhn](https://appshunter.io/developer/1839898006) |

## What reviewers say

### Jazz Disk Bench Pro

[App page](https://appshunter.io/ios/app/jazz-disk-bench-pro/id1298441490)

This tool measures storage performance for SSDs, SD cards, and internal/external drives. It provides accurate data on throughput using industry-standard testing methods for sequential speeds, random IOPS, and stress testing.

**Highlights:** Sequential Speed Test, 4K Random IOPS, Pro Stress Test, External Storage Support, Benchmark Details

**Features:** Vision Pro support

**In-app purchases:** none


### C3 Display Controller

[App page](https://appshunter.io/ios/app/c3-display-controller/id6757577137)

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

**In-app purchases:** none


## Frequently asked questions

### Is Jazz Disk Bench Pro free?

Jazz Disk Bench Pro costs $2.99, with no in-app purchases.

### Is C3 Display Controller free?

C3 Display Controller is free to download, with no in-app purchases.

### Do Jazz Disk Bench Pro or C3 Display Controller have ads?

Neither Jazz Disk Bench Pro nor C3 Display Controller shows ads.

### Which is updated more often, Jazz Disk Bench Pro or C3 Display Controller?

Jazz Disk Bench Pro ships an update every 5 days, and C3 Display Controller every 2 months. Most recently, Jazz Disk Bench Pro was updated on September 22, 2026 and C3 Display Controller on September 10, 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.*