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Head-to-head · Profiling Software

Intel VTune Profiler vs async-profiler

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Intel VTune Profiler #1 in Profiling Software 9.4/10 Free plan Free plan✓ 3 of 3 features Visit Intel VTune
async-profiler #10 in Profiling Software 8.3/10 Free plan Free plan✓ 3 of 3 features Visit async-profiler

Intel VTune Profiler leads on 0 checks, async-profiler on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreIntel VTune Profiler · 9.4/10
  • Free planboth

Intel VTune Profiler scores higher on our rubric for profiling software: 9.4 against 8.3 out of 10; our editors rank them #1 and #10.

On deployment model, async-profiler gives you Self-hosted where Intel VTune Profiler offers Desktop.

Intel VTune Profiler is the better fit for free, broad systems and application profiling. async-profiler is the better fit for free, deep Java and native profiling.

  • Intel VTune Profiler fits best

    Free, broad systems and application profiling

  • async-profiler fits best

    Free, deep Java and native profiling

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Intel VTune Profiler 9.4/10 Visit ↗ async-profiler 8.3/10 Visit ↗
At a glance
Editor score 9.4 8.3
Ranking #1 in Profiling Software #10 in Profiling Software
Best for Free, broad systems and application profiling Free, deep Java and native profiling
Pricing model Free Free
Starting price Free Free plan
Free plan ✓ ✓
Free trial — —
Deployment Desktop Self-hosted, Desktop
Platforms Windows, Linux Linux, macOS
Support Community, Docs Community, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Intel VTune Profiler 3/3 · async-profiler 3/3
CPU profiling ✓ ✓
Memory profiling ✓ ✓
Thread profiling ✓ ✓
Specs
Profiling modes Both Both
Supported languages C, C++, C#, Fortran, Java, OpenCL, Python, Go, SYCL, .NET, Assembly Java, C, C++
Deployment model Desktop Self-hosted
Our review
Pros
  • Covers CPU, memory, threading, GPU/NPU, I/O, MPI, and OpenMP analysis
  • Supports GUI and command-line workflows on Windows and Linux
  • Works with many languages, IDEs, containers, and virtualized environments
  • Profiles CPU, heap, native memory, locks, wall time and counters
  • Outputs Flame Graphs and JFR, with Java and C APIs
  • Open-source, self-hosted tooling for Java, C and C++
Cons
  • Desktop deployment limits it to local Windows or Linux host workflows
  • Its broad scope may be unnecessary for CPU-only profiling needs
  • Support for the free download is community-based
  • Primarily targets Java applications on HotSpot-based JVMs
  • Officially maintained builds focus on Linux and macOS
  • Requires local binaries, libraries or agent integration
Our verdict

Intel VTune Profiler is a desktop and command-line performance analysis tool for developers working with serial and multithreaded applications. It helps identify CPU hotspots, hot code paths, memory-access and microarchitecture…

Read the review →

async-profiler is an open-source, self-hosted profiling tool primarily for Java applications running on HotSpot-based JVMs. It also supports native application profiling and integration with C and C++ through a native API. The project is…

Read the review →
  1. Intel VTune ProfilerProfiling Software 9.4Free plan
  2. async-profilerProfiling Software 8.3Free plan

Strengths and trade-offs

  • Intel VTune Profiler — where it wins

    • Covers CPU, memory, threading, GPU/NPU, I/O, MPI, and OpenMP analysis
    • Supports GUI and command-line workflows on Windows and Linux
    • Works with many languages, IDEs, containers, and virtualized environments

    Where it doesn't

    • Desktop deployment limits it to local Windows or Linux host workflows
    • Its broad scope may be unnecessary for CPU-only profiling needs
    • Support for the free download is community-based

  • async-profiler — where it wins

    • Profiles CPU, heap, native memory, locks, wall time and counters
    • Outputs Flame Graphs and JFR, with Java and C APIs
    • Open-source, self-hosted tooling for Java, C and C++

    Where it doesn't

    • Primarily targets Java applications on HotSpot-based JVMs
    • Officially maintained builds focus on Linux and macOS
    • Requires local binaries, libraries or agent integration

More comparisons

All profiling software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update