Comparison

Device Tester Pro vs GEAK NAS

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Device Tester Pro

Monitor your device's core system components. Track memory, disk, CPU, network, and battery usage. Gain insights into your system's performance and health.

Highlights
  • Check RAM usage
  • Monitor disk usage
  • Track CPU usage
  • View network activity
  • Analyze battery status
  • System information overview
Features
Read full description

Device Tester Pro: A simple tool for hardware testing with lightweight diagnostic checks for key components. Key Features: • Hardware Test: → Test Camera, Bluetooth, Audio, Microphone, Keyboard Input, Sensors, and other hardware components. • System Info Tools: → View quick device details including RAM, CPU, storage, network, and battery status. • Utilities: → QR Code Generator: Create QR codes instantly from text or data. → Random Selection Tool: Make quick random choices or selections. → Clipboard Cleaner: Clear clipboard content with one tap. → Torch: Quickly turn on/off the flashlight and adjust brightness levels.

About

GEAK NAS

Features
Read full description

Scattered private data, complex backups, and privacy risks — frustrating for both families and businesses. GEAK NAS delivers a one-stop solution built on local storage, AI capabilities, and simplicity. Take real control of your data while saving money and hassle. Core Advantages 1. Dedicated Hardware or Free System Use with a dedicated NAS device for an out-of-the-box full-featured experience. Also offers GEAKOS Community Edition, which you can install on any hardware for free — flexible and unrestricted. 2. High Cost-Effectiveness with Customizable Options One-time investment in dedicated NAS hardware reduces long-term costs by over 50% compared to cloud services. GEAKOS Community Edition is free to use, breathing new life into idle hardware. Expand storage anytime without repeated purchases. 3. Data Security & Permission Management Data is stored locally; automatic backups prevent accidental deletion or leakage. Granular permissions: set file access, edit, and share permissions for different users to protect privacy. 4. Efficient Collaboration & Remote Access Multi-platform (macOS/iOS) real-time sync and file management with remote access. Integrated team space and online document editing, with clear file version history. 5. App Center & AI Integration Dozens of free apps covering office, life, entertainment, and more. Built-in high-performance LLM for AI translation, AI Q&A, AI copywriting, boosting productivity. 6. Minimal Deployment & Maintenance Dedicated NAS: plug in, connect to the internet, and start using immediately. Free GEAKOS: one-click deployment, quick installation — no IT expertise required. Feature Overview 1. Automated Data Backup & Security Management * Easily back up contacts, photos, and other important files from your phone. * Centralized backup for all devices — data is safe and worry-free. 1. Team Collaboration (Family / Small Teams) PC and mobile apps with support for SMB, FTP, and WebDAV protocols for cross-device editing and real-time sync. Grant file permissions among users to meet collaboration needs. Share external links with password protection and expiry dates for secure control. 2. Document Management & Usage Global intelligent search: find files in seconds by keyword; AI can search image content. Download, move, copy, compress, preview, edit, deduplicate — full suite of functions. 3. Remote Access & Connectivity No public IP needed — secure remote access via GEAK Link. Account-level permission control, ideal for working from home or on business trips. 4. AI + App Center Dozens of free apps for easy handling of documents, images, and videos — enrich both work and life. Local LLM provides AI translation, Q&A, copywriting, and other smart services. Private knowledge base to build personalized AI assistants like AI customer support or AI training. 5. Expansion & Health Management Add hard drives anytime for flexible storage expansion. Real-time monitoring of device and hard drive health; fault alerts keep the system stable. Use Cases Private Data Management: Centralize all family and business files in one place. Small Business: Secure local storage with AI tools for low-cost digital transformation. Remote Work & Study: Access data anytime, collaborate securely. Content Creators: Share 4K media up to 10x faster than cloud drives. GEAK NAS empowers you with AI, secure control, efficient collaboration, and simple operation, making it easy to manage all your private data — for both business and family — and enjoy a smarter life. Terms of Use (EULA): https://app.geakos.com/help/doc/158?language=en Privacy Policy: https://app.geakos.com/help/document/privacy_policy?language=en

Screenshots

Device Tester Pro4 screens
GEAK NAS4 screens

Verdict

The call

The clearest difference is price: GEAK NAS at Free against Device Tester Pro's $1.99. Device Tester Pro's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

GEAK NAS is free to download; Device Tester Pro costs $1.99 up front. GEAK NAS sells 3 in-app purchases, starting at $4.99 per month. Device Tester Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Device Tester Pro ships an update fortnightly, GEAK NAS every 8 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Device Tester Pro versus GEAK NAS: the parameters behind the verdict, then further details
ParameterDevice Tester ProGEAK NAS
Price$1.99Free — better
Rating4.1 (472 ratings) — better—
Positive reviews64.2% of reviews—
Number of ratings472 — better—
Update frequencyFortnightlyEvery 8 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.016.0
Further details — not scored
Size7 MB73 MB
Age rating4+4+
DeveloperPhan NhutYOM LIMITED

Bugs and requests

Device Tester Pro

Reported bugs

3 issues
  • Scan function doesn't complete
  • Processes list always shows zero
  • Crashes on iPhone 15 Pro Max

Requested features

3 requests
  • Automatic memory cleaning
  • Detailed process information
  • Compatibility with newer iOS versions

GEAK NAS

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Device Tester Pro

No in-app purchases

3 purchases

GEAK NAS

Subscriptions2
  • GEAK NAS Plus - Monthly$4.991 Month
  • GEAK NAS Plus Annual$47.991 Year
One-time1
  • Lifetime$179.00

Questions

Is Device Tester Pro free?
Device Tester Pro costs $1.99, with no in-app purchases.
Is GEAK NAS free?
GEAK NAS is free to download, with in-app purchases available.
Do Device Tester Pro or GEAK NAS have ads?
Neither Device Tester Pro nor GEAK NAS shows ads.
Which is updated more often, Device Tester Pro or GEAK NAS?
Device Tester Pro ships an update fortnightly, and GEAK NAS every 8 days. Most recently, Device Tester Pro was updated on October 29, 2026 and GEAK NAS on October 25, 2026.

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