Comparison

Kernels vs PX VScan

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

Head to head
About

Kernels

This app acts as a personal search engine, allowing you to index and quickly find your saved text, web pages, images, emails, and documents. It prioritizes user privacy and synchronizes your data across devices for easy access anywhere. It helps boost productivity by making your digital information instantly searchable.

Highlights
  • Personal search index
  • Save text, web pages, images
  • Search emails and documents
  • Privacy-focused indexing
  • Cross-device synchronization
  • Boost productivity and organization
Features
Read full description

Hello, we are Kernels Your personal search engine for all your stuff. Only you decide what's indexed. Imagine being able to easily find a specific article you saw on a website a few weeks ago or quickly access an important presentation you gave last year. Kernels enable this functionality. Unlike traditional search engines that search the entire web, Kernels focuses on information you save in your personal search index. This can include your emails, text messages, documents, free text notes, browsing history, and even images and screenshots. • Unleash the Power of Personal Search with Kernels While Kernals excels at capturing ideas and boosting productivity, it shines as a powerful Personal Search Engine (PSE) for your digital life. • Go Beyond Notes: Search Made Simple Forget scouring endless folders. Kernals lets you save articles, web clips, and screenshots alongside your notes. Our intuitive search enables you to find exactly what you need instantly. • Privacy First: Your Data, Your Control Unlike traditional search engines, Kernals keeps your information secure and private. You can focus on your thoughts, not on who might be tracking them. • Access Anywhere: Unleash the Power of Synchronization Your notes and searches are always at your fingertips. Kernals seamlessly sync across devices, so you can pick up where you left off, whether on your phone, tablet, or computer. • Your PSE Evolves with You: Constant Innovation We're constantly improving Kernals based on user feedback. Our commitment is to provide the best possible PSE experience, empowering you to take control of your digital world. Join us on this note-taking journey and unlock your potential for creativity, productivity, and organization. Download Kernels today and experience the convenience of quickly capturing and organizing your ideas.

About

PX VScan

Features
Read full description

Scan. Extract. Automate. This powerful app enables you to scan documents and intelligently extract only the fields you care about — all through a seamless and configurable workflow. Whether you’re working with invoices, bills of lading, purchase orders, shipping labels, or RMA forms, this app makes field-level data extraction effortless. Key Features: Scan any document directly using your phone’s camera or upload from storage Select the fields you want to extract (e.g., invoice number, shipping ID, dates, PO number, BOL number, recipient/sender info, RMA details, etc.) Dynamic AI model loading based on selected fields — only what you need is downloaded Accurate and fast data extraction powered by cloud-hosted models Push extracted data to your webhook or sync with your database (e.g., internal platforms or 3rd-party systems) Customizable workflows: You decide what to extract and where to send it, all within the app Ideal for teams in logistics, finance, retail, and more — this app puts document intelligence in your hands without the need for complex setup.

Screenshots

Kernels4 screens
PX VScan3 screens

Verdict

The call

The clearest difference is update cadence: PX VScan at every 4 weeks against Kernels's every 2 months. Kernels's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support 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

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

UpkeepUpdate frequency

Kernels ships an update every 2 months, PX VScan every 4 weeks. The most recent releases landed on October 6, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
Kernels versus PX VScan: the parameters behind the verdict, then further details
ParameterKernelsPX VScan
PriceFreeFree
Rating4.7 (10 ratings) — better—
Positive reviews83.3% of reviews—
Number of ratings10 — better—
Update frequencyEvery 2 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size30 MB55 MB
Age rating4+4+
DeveloperFunnls LLCPackageX

In-app purchases

None

Kernels

No in-app purchases

None

PX VScan

No in-app purchases

Questions

Is Kernels free?
Kernels is free to download, with no in-app purchases.
Is PX VScan free?
PX VScan is free to download, with no in-app purchases.
Do Kernels or PX VScan have ads?
Neither Kernels nor PX VScan shows ads.
Which is updated more often, Kernels or PX VScan?
Kernels ships an update every 2 months, and PX VScan every 4 weeks. Most recently, Kernels was updated on October 6, 2026 and PX VScan on October 28, 2026.

Other comparisons