Is PQShield Quantum-safe Software & Hardware free or commercial?

PQShield Quantum-safe Software & Hardware is a commercial Quantum Security tool. It requires a paid license or subscription. Both free and commercial alternatives are available for comparison.

What type of tool is PQShield Quantum-safe Software & Hardware?

PQShield Quantum-safe Software & Hardware is a Quantum Security tool within the broader Data Protection category. It is used by security professionals for quantum security capabilities and can be compared against 48 similar tools.

48 Best PQShield Quantum-safe Software & Hardware Alternatives & Competitors (2026)

Q: How many alternatives to PQShield Quantum-safe Software & Hardware are available?

There are 48 alternatives to PQShield Quantum-safe Software & Hardware listed on CybersecTools, all within the Quantum Security category. Each alternative is matched based on shared capabilities, tags, and NIST CSF coverage areas.

Top PQShield Quantum-safe Software & Hardware Alternatives and Competitors at a Glance

A closer look at the 8 most relevant alternatives and competitors to PQShield Quantum-safe Software & Hardware, including their key features and shared capabilities.

QiSpace™ SEQUR

Commercial

Quantum Security

QEaaS platform for quantum entropy generation and secure distribution to endpoints.

Key features: Multisource quantum random number generation (QRNG) with entropy source diversity, Quantum-secure entropy distribution using Quantum Permutation Pad (QPP) technology achieving Shannon Perfect Secrecy, Gigabit-per-second entropy distribution over existing internet infrastructure, Entropy sovereignty with customer-hosted middle tier and full customer ownership of entropy, Support for air-gapped deployments and customer-supplied entropy sources

Shares 5 capabilities with PQShield Quantum-safe Software & Hardware: Encryption, NIST, Crypto, Quantum Safe +1 more

View QiSpace™ SEQUR|QiSpace™ SEQUR alternatives|Compare QiSpace™ SEQUR

KETS Quantum Security

Commercial

Quantum Security

Chip-based QKD and QRNG hardware for quantum-safe cryptographic security.

Key features: Quantum Key Distribution (QKD) for physics-based secure key exchange, Quantum Random Number Generation (QRNG) for true hardware entropy, Chip-based, compact hardware design for scalable deployment, Quantum entropy seeding for TLS, IPsec, MACsec, and PQC algorithms, Satellite and high-altitude communications security

Shares 6 capabilities with PQShield Quantum-safe Software & Hardware: Encryption, Crypto, Quantum Safe, Hardware +2 more

View KETS Quantum Security|KETS Quantum Security alternatives|Compare KETS Quantum Security

EigenQ PQC+™

Commercial

Quantum Security

Hardware-anchored post-quantum cryptography platform for infra migration.

Key features: Hardware-anchored post-quantum cryptography (PQC+™), Secure compute with hardware-rooted key and workload protection, Post-quantum encryption for VPN, SDN, and edge networks, Hardware-rooted device identity via quantum TPM (qTPM), Quantum-grade entropy generation

Shares 6 capabilities with PQShield Quantum-safe Software & Hardware: Encryption, NIST, Crypto, Quantum Safe +2 more

View EigenQ PQC+™|EigenQ PQC+™ alternatives|Compare EigenQ PQC+™

QbitShield

Commercial

Quantum Security

Quantum key distribution platform using prime-indexed phase rotations (PB-QKD).

Key features: Prime-Basis QKD (PB-QKD) via prime-indexed phase rotation state preparation, REST API for quantum key generation with configurable prime sequences and bases, Multi-basis QKD operation beyond standard BB84 with higher entropy, Error correction and privacy amplification, Real-time NIST SP 800-22 randomness testing of generated key material

Shares 6 capabilities with PQShield Quantum-safe Software & Hardware: Encryption, NIST, Crypto, Quantum Safe +2 more

View QbitShield|QbitShield alternatives|Compare QbitShield

QuintessenceLabs Product Portfolio

Commercial

Quantum Security

Quantum-enabled portfolio for key mgmt, QKD, QRNG, and data protection.

Key features: Centralized, vendor-neutral encryption key management (TSF) with PQC crypto-agility and Common Criteria Certification, Continuous Variable Quantum Key Distribution (CV-QKD) over optical links (qOptica 100), Quantum Random Number Generation at 1 Gb/sec, NIST 800-90B certified (qStream QRNG), Quantum-safe key distribution using NIST-approved PQC algorithms with support for ETSI 014, Cisco SKIP, and NOKIA Key Output protocols (qConnect), Cloud-hosted Entropy as a Service (EaaS) on a subscription basis (qStream EaaS)

Shares 4 capabilities with PQShield Quantum-safe Software & Hardware: Encryption, SDK, Quantum Safe, Hardware Security

View QuintessenceLabs Product Portfolio|QuintessenceLabs Product Portfolio alternatives|Compare QuintessenceLabs Product Portfolio

ResQuant

Commercial

Quantum Security

Post-quantum cryptography hardware IP cores, FPGAs, and SoC solutions.

Key features: PQC IP Core licenses with support for Dilithium, Kyber, SHAKE, AES, XMSS, and SPHINCS+ algorithms, Hardware PQC accelerator available in variants optimized for size, power, and speed, FPGA-based PQC solution pre-equipped with complete NIST PQC cryptography suite, Vendor-independent FPGA implementation tested across multiple platforms, Proprietary Secure Enclave SoC (in R&D) targeting IoT, military, automotive, and ICT markets

Shares 4 capabilities with PQShield Quantum-safe Software & Hardware: Encryption, Quantum Safe, Hardware, Hardware Security

View ResQuant|ResQuant alternatives|Compare ResQuant

QuSecure QuProtect R3

Commercial

Quantum Security

PQC platform for crypto asset discovery, remediation, and compliance reporting.

Key features: Continuous automated discovery and inventory of cryptographic assets across the network, Identification of out-of-policy or vulnerable cryptographic algorithms, Active remediation and deployment of updated cryptographic protocols without code changes or downtime, Crypto-agility: ability to switch encryption standards dynamically across all devices and systems, Cryptographic Bill of Materials (CBOM) generation

Shares 5 capabilities with PQShield Quantum-safe Software & Hardware: Encryption, NIST, Crypto, Quantum Safe +1 more

View QuSecure QuProtect R3|QuSecure QuProtect R3 alternatives|Compare QuSecure QuProtect R3

SpeQtral

Commercial

Quantum Security

QKD platform combining satellite & fibre to secure comms against quantum threats.

Key features: Fibre-based QKD for metropolitan networks, Satellite-based QKD for long-distance key distribution, Entanglement-based symmetric encryption key generation, Trusted node network for national quantum-safe communications, Integration of satellite and terrestrial QKD networks into a unified quantum fabric

Shares 5 capabilities with PQShield Quantum-safe Software & Hardware: Encryption, Crypto, Quantum Safe, Hardware Security +1 more

View SpeQtral|SpeQtral alternatives|Compare SpeQtral

The most popular alternatives to PQShield Quantum-safe Software & Hardware include QiSpace™ SEQUR, KETS Quantum Security, EigenQ PQC+™, QbitShield, and QuintessenceLabs Product Portfolio. These Quantum Security tools offer similar capabilities and are frequently compared by security professionals evaluating their options.

Best PQShield Quantum-safe Software & Hardware Alternatives & Competitors in 2026

PQShield Quantum-safe Software & Hardware Alternatives and Competitors

Top PQShield Quantum-safe Software & Hardware Alternatives and Competitors at a Glance

All 48 Alternatives & Competitors to PQShield Quantum-safe Software & Hardware

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