# Device Kit vs Termark

Device Kit and Termark 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. Device Kit sells 4 in-app purchases, starting at $3.99 per month and Termark sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

Device Kit ships an update every 10 days, Termark fortnightly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Device Kit | Termark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (94 ratings)](https://appshunter.io/ios/app/device-kit-phone-temperature/id6761011882/reviews)** | — |
| Number of ratings | **94** | — |
| Positive reviews | 77.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Freemium | — |
| Size | 37 MB | 95 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shuyang Fan Ziyang Software Development Studio (Individually Owned Business)](https://appshunter.io/developer/1879334973) | [世翔 杜](https://appshunter.io/developer/1895681918) |

## What reviewers say

### Device Kit

[App page](https://appshunter.io/ios/app/device-kit-phone-temperature/id6761011882)

Monitor your device's hardware performance in real-time with detailed CPU, memory, and battery usage. Access a suite of practical tools including weather, network diagnostics, and sensors. Visualize historical data with customizable charts and home screen widgets.

**Highlights:** Real-time CPU, memory, and battery monitoring, Visual data charts for performance trends, Picture-in-Picture mode for continuous monitoring, Customizable home screen widgets, Pro Toolbox with system, environment, and network tools, Sensor data including compass and barometer

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $3.99 | per month |
| Yearly subscription | $7.99 | per year |
| Lifetime Membership | $12.99 | one-time |
| Lifetime Membership | $14.99 | one-time |


### Termark

[App page](https://appshunter.io/ios/app/termark-ssh-and-sftp-client/id6792288519)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Termark PRO Annual | $9.99 | per year |
| Termark PRO Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Device Kit free?

Device Kit is free to download, with in-app purchases available.

### Is Termark free?

Termark is free to download, with in-app purchases available.

### Do Device Kit or Termark have ads?

Neither Device Kit nor Termark shows ads.

### Which is updated more often, Device Kit or Termark?

Device Kit ships an update every 10 days, and Termark fortnightly. Most recently, Device Kit was updated on November 5, 2026 and Termark on October 31, 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.*