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R8 vs Stringer Java Obfuscator

R8

r8.googlesource.com

Stringer Java Obfuscator

jfxstore.com

Side by side

FigureR8Stringer Java Obfuscator
Price fromFree—
Free planYes—
Free trial—Yes
Open source——
Windows—Yes
macOS—Yes
LinuxYesYes
APIYes—
Plans published11
Spec score · Code Obfuscation Software8.0 (#11)7.8 (#18)
Intended usersThe documentation describes R8 as an app optimizer and recommends enabling it for a tested release build, while warning that optimization can increase build time and make debugging harder.Licel describes Stringer as Java code protection for standalone, desktop, and enterprise apps.
SupportThe project directs users to [email protected] for questions and to separate issue trackers for D8 and R8.The maker describes the trial as fully supported and says a team member will respond within one business day.

Plans

R8

  • R8Free

R8 pricing →

Stringer Java Obfuscator

  • Stringer Java ObfuscatorPriced on request

Stringer Java Obfuscator pricing →

In their own words

R8

R8 has no write-up on Specifiction yet; its figures are above.

Visit r8.googlesource.com

Stringer Java Obfuscator

Stringer Java Obfuscator protects Java application binaries against reverse engineering and modification. It can encrypt strings and application resources, including native libraries, and conceal method calls, field types, and field access. Integrity features include certificate and JAR content checks, JAR sealing, runtime checks, and tamper notifications. The manual also lists anti-emulator and Java code anti-debugging protections, resource-name obfuscation, SSL pinning, watermarking, and a secure code execution environment. Stringer runs offline in an environment controlled by the customer and is available for Linux, macOS, and Windows. Teams can use the command line and integrate it with Ant, Maven, Gradle, or Eclipse. Listed targets include Java SE, Jakarta EE, Java ME, JavaFX, Java Embedded, Eclipse RCP, and NetBeans RCP. The GUI does not expose every feature, and some features and project-input support are Enterprise-only or priced separately. Stringer runs under JRE 1.7 or later and can process applications compiled for J2SE 5.0 and later. Pricing is on request; a 15-day trial is offered.

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