# Device Monitor & Diagnostics + vs EVcoder Parts Data

The clearest difference is in-app purchases: EVcoder Parts Data at none against Device Monitor & Diagnostics +'s 5. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Device Monitor & Diagnostics + sells 5 in-app purchases, starting at $4.99 per 7 days. EVcoder Parts Data asks for nothing beyond the download.

Device Monitor & Diagnostics + ships an update monthly, EVcoder Parts Data every 3 weeks. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Device Monitor & Diagnostics + | EVcoder Parts Data |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/device-monitor-and-diagnostics-plus/id6748753384/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 34 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [Cruz Hamlin](https://appshunter.io/developer/1827257052) | [志宁 庄](https://appshunter.io/developer/6804231700) |

## What reviewers say

### Device Monitor & Diagnostics +

[App page](https://appshunter.io/ios/app/device-monitor-and-diagnostics-plus/id6748753384)

Gain deep insights into your iPhone or iPad's hardware and performance. Monitor battery health, storage, CPU/GPU, display, network, and sensors. Run diagnostics and generate detailed reports.

**Highlights:** Detailed device specifications, Real-time battery monitoring, Storage and RAM usage tracking, CPU and GPU performance, Network connectivity status, Sensor data, System diagnostics and reporting

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly | $4.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $39.99 | per year |
| Lifetime | $59.99 | one-time |


### EVcoder Parts Data

[App page](https://appshunter.io/ios/app/evcoder-parts-data/id6804618315)

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

**In-app purchases:** none


## Frequently asked questions

### Is Device Monitor & Diagnostics + free?

Device Monitor & Diagnostics + is free to download, with in-app purchases available.

### Is EVcoder Parts Data free?

EVcoder Parts Data is free to download, with no in-app purchases.

### Do Device Monitor & Diagnostics + or EVcoder Parts Data have ads?

Neither Device Monitor & Diagnostics + nor EVcoder Parts Data shows ads.

### Which is updated more often, Device Monitor & Diagnostics + or EVcoder Parts Data?

Device Monitor & Diagnostics + ships an update monthly, and EVcoder Parts Data every 3 weeks. Most recently, Device Monitor & Diagnostics + was updated on October 24, 2026 and EVcoder Parts Data on October 29, 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.*