Best UPX Alternatives in 2026
Updated
20 apps from executable packers ranked against UPX on the same published basis.
- 1UPX vs Obsidian
- 2UPX vs StarForce Reader
- 4UPX vs MPRESS
- 5UPX vs AlushPacker
- 6UPX vs Enigma Virtual Box
- 7UPX vs Sentinel EMS
- 8UPX vs Virbox Protector
- 9UPX vs VMProtect
- 10UPX vs Dhaedalida
- 11UPX vs TinyLoad
- 12UPX vs PECompact
- 13UPX vs Crinkler
- 14UPX vs Fatpack
- 15UPX vs BoxedApp Packer
- 16UPX vs DotFix NiceProtect
- 17UPX vs papaw
- 18UPX vs PELock
- 19UPX vs Silent_Packer
- 20UPX vs Windows PE Packer
- 21UPX vs Yugami
UPX alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Obsidian | 7.5 | Free plan | $4/mo | Android, Browser, iOS, Linux, Mac, Windows |
| 2 | StarForce Reader | 7.4 | Free plan | Free | Android, iOS, Linux, Mac, Windows |
| 4 | MPRESS | 6.9 | Free plan | Free | Mac, Windows |
| 5 | AlushPacker | 6.7 | Free plan | Free | Windows |
| 6 | Enigma Virtual Box | 6.7 | Free plan | Free | Windows |
| 7 | Sentinel EMS | 6.7 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | Virbox Protector | 6.7 | No | — | Android, iOS, Linux, Mac, Windows |
| 9 | VMProtect | 6.4 | No | $16.58/mo | Linux, Mac, Windows |
| 10 | Dhaedalida | 6.3 | No | — | Windows |
| 11 | TinyLoad | 6.3 | No | — | Windows |
| 12 | PECompact | 5.8 | No | — | Windows |
| 13 | Crinkler | 5.7 | No | — | Windows |
| 14 | Fatpack | 5.7 | No | — | Windows |
| 15 | BoxedApp Packer | 5.6 | No | — | Windows |
| 16 | DotFix NiceProtect | 5.6 | No | — | Windows |
| 17 | papaw | 5.6 | No | — | Linux |
| 18 | PELock | 5.6 | No | — | Windows |
| 19 | Silent_Packer | 5.6 | No | — | Linux |
| 20 | Windows PE Packer | 5.6 | No | — | Windows |
| 21 | Yugami | 5.6 | No | — | Windows |
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Questions about UPX alternatives
What is the best alternative to UPX?
Obsidian, number 1 in executable packers with a score of 7.5 out of 10. The others here: StarForce Reader, MPRESS, AlushPacker and 16 more.
What is the best free alternative to UPX?
Obsidian is the best-ranked alternative with a free plan. 5 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.