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Head-to-head · Commodore 64 Emulators

C64 Forever vs Denise

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score C64 Forever #3 in Commodore 64 Emulators 8.8/10 Free plan Free plan✓ 1 of 3 features Visit C64 Forever
Denise #7 in Commodore 64 Emulators 8.1/10 Free plan Free plan✓ 0 of 3 features Visit Denise

C64 Forever leads on 0 checks, Denise on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreC64 Forever · 8.8/10
  • Free planboth
  • Most featuresC64 Forever · 1 of 3

C64 Forever scores higher on our rubric for commodore 64 emulators: 8.8 against 8.1 out of 10; our editors rank them #3 and #7.

C64 Forever is the better fit for plug-and-play users wanting games included. Denise is the better fit for users wanting both Amiga and C64 emulation.

  • C64 Forever fits best

    Plug-and-play users wanting games included

  • Denise fits best

    Users wanting both Amiga and C64 emulation

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Side by side

Feature C64 Forever 8.8/10 Visit ↗ Denise 8.1/10 Visit ↗
At a glance
Editor score 8.8 8.1
Ranking #3 in Commodore 64 Emulators #7 in Commodore 64 Emulators
Best for Plug-and-play users wanting games included Users wanting both Amiga and C64 emulation
Pricing model Free plan + paid Free
Starting price $19.95 one-time Free plan
Free plan ✓ ✓
Free trial — —
Deployment Desktop Desktop
Platforms Windows Windows, macOS, Linux
Support Docs Docs, Tickets
Built for Solo, Small business Solo, Small business
Features C64 Forever 1/3 · Denise 0/3
Built-in debugger Not checked yet Not checked yet
Netplay support Not checked yet Not checked yet
Bundled software library ✓ (best) Not checked yet
Specs
Supported platforms Windows Not checked yet
Disk and tape formats RP9, D64, T64, C64 and other disk, tape and cartridge formats Not checked yet
Emulated C64 variants C64, PET 2001, CBM 3032, CBM 4032, CBM 8032, VIC-20, CBM 610, C16, Plus/4, C128 Not checked yet
Our review
Pros
  • More than 200 preinstalled games and demoscene productions
  • Emulates C64, VIC-20, C128, PET, CBM, C16 and Plus/4 systems
  • Converts RP9, D64, T64 and other disk, tape and cartridge formats
  • Cycle-accurate emulation for Commodore 64 and Amiga systems
  • Save states, rewind, RunAhead and shader-based rendering
  • Amiga debugger, disassembler and configurable memory options
Cons
  • Windows is the only supported platform
  • The Free Express Edition is feature-limited
  • Plus Edition upgrades require a previous Plus Edition license
  • Its feature set may be more than C64-only users need
  • C64-specific media support is less fully documented
  • Kickstart ROM files are documented separately from preinstalled AROS firmware
Our verdict

C64 Forever is a Windows-based emulation and preservation package from Cloanto for people who want Commodore 64 software with an included content library. It covers the C64 and several CBM 8-bit systems, including VIC-20, C128, PET 2001,…

Read the review →

Denise is a free, open-source desktop emulator for Commodore 64 and Amiga systems. It suits users who want both platforms in one application, especially those interested in Amiga configurations from the A1000 through the A600 alongside…

Read the review →
  1. C64 ForeverCommodore 64 Emulators 8.8Free plan
  2. DeniseCommodore 64 Emulators 8.1Free plan

Strengths and trade-offs

  • C64 Forever — where it wins

    • More than 200 preinstalled games and demoscene productions
    • Emulates C64, VIC-20, C128, PET, CBM, C16 and Plus/4 systems
    • Converts RP9, D64, T64 and other disk, tape and cartridge formats

    Where it doesn't

    • Windows is the only supported platform
    • The Free Express Edition is feature-limited
    • Plus Edition upgrades require a previous Plus Edition license

  • Denise — where it wins

    • Cycle-accurate emulation for Commodore 64 and Amiga systems
    • Save states, rewind, RunAhead and shader-based rendering
    • Amiga debugger, disassembler and configurable memory options

    Where it doesn't

    • Its feature set may be more than C64-only users need
    • C64-specific media support is less fully documented
    • Kickstart ROM files are documented separately from preinstalled AROS firmware

More comparisons

All commodore 64 emulators comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update