# i vs DSP Pro v2

i and DSP Pro v2 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

i ships an update every 2 months, DSP Pro v2 every 5 weeks. The most recent releases landed on September 17, 2026 and June 23, 2026 respectively.

## The numbers

| Metric | i | DSP Pro v2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/dsp-pro-v2/id1509287028/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 26 MB | 54 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangdong AVCiT Technology Holding Co.,Ltd.](https://appshunter.io/developer/1019471401) | [星忠 宁](https://appshunter.io/developer/1446136891) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-ctl/id1019471402)

**Features:** macOS Compatibility

**In-app purchases:** none


### DSP Pro v2

[App page](https://appshunter.io/ios/app/dsp-pro-v2/id1509287028)

This utility app allows users to create custom control interfaces for devices via a PC. It offers a drag-and-drop system for modules like text, images, and buttons, with support for custom colors and positioning. Edited configurations can be synchronized across Windows and iOS for real-time parameter control and status feedback.

**Highlights:** Drag-and-drop module placement, Customizable module colors, Support for text, image, and button modules, Real-time parameter control, Status feedback, Cross-platform synchronization (Windows/iOS)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is DSP Pro v2 free?

DSP Pro v2 is free to download, with no in-app purchases.

### Do i or DSP Pro v2 have ads?

Neither i nor DSP Pro v2 shows ads.

### Which is updated more often, i or DSP Pro v2?

i ships an update every 2 months, and DSP Pro v2 every 5 weeks. Most recently, i was updated on September 17, 2026 and DSP Pro v2 on June 23, 2026.

---

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