Comparison

AuthWire Authenticator vs StellaSign

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

AuthWire Authenticator

Features
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AuthWire Authenticator delivers strong, device-bound multi-factor authentication (MFA) for organizations with high security and compliance requirements. The app leverages cryptographic keys that are generated directly on the iPhone and securely stored in the device’s secure enclave – protected by Face ID, Touch ID, or system passcode. Now with support for Passkeys – enabling modern, passwordless authentication based on open FIDO2 standards. Ideal for Zero Trust architectures and secure user flows without shared secrets. The Authenticator is purpose-built for enterprise environments that demand maximum security. Its implementation aligns with BSI recommendations and meets the assurance level defined by NIST SP 800-63B (AAL3). Key Features: β€’ Device-bound cryptographic authentication β€’ Phishing-resistant push approval β€’ Biometric authentication (Face ID, Touch ID) or system passcode β€’ Secure key lifecycle management (no credential export) β€’ Compatible with TOTP-based services β€’ Passwordless login via Passkeys β€’ Optimized for Zero Trust architectures through the AuthWire platform AuthWire Authenticator can be integrated as a second factor in existing infrastructure or serve as a central trust anchor within modernized identity stacks

About

StellaSign

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Signing off on documents is practically instantaneous and can be done from anywhere. StellaSign may guarantee that this normally time-consuming operation is completed in minutes.

Screenshots

AuthWire Authenticator4 screens
StellaSign4 screens

Verdict

The call

The clearest difference is update cadence: AuthWire Authenticator at daily against StellaSign's every 5 months. StellaSign's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

AuthWire Authenticator ships an update daily, StellaSign every 5 months. The most recent releases landed on September 18, 2026 and May 17, 2026 respectively.

Scorecard3 real differences Β· 3 level
AuthWire Authenticator versus StellaSign: the parameters behind the verdict, then further details
ParameterAuthWire AuthenticatorStellaSign
PriceFreeFree
Update frequencyDaily β€” betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad, iPod β€” better
Requires iOS17.614.0 β€” better
Further details β€” not scored
Size19 MB74 MB
Age rating4+12+
DeveloperAuthWire GmbHChamila Perera

In-app purchases

None

AuthWire Authenticator

No in-app purchases

None

StellaSign

No in-app purchases

Questions

Is AuthWire Authenticator free?
AuthWire Authenticator is free to download, with no in-app purchases.
Is StellaSign free?
StellaSign is free to download, with no in-app purchases.
Do AuthWire Authenticator or StellaSign have ads?
Neither AuthWire Authenticator nor StellaSign shows ads.
Which is updated more often, AuthWire Authenticator or StellaSign?
AuthWire Authenticator ships an update daily, and StellaSign every 5 months. Most recently, AuthWire Authenticator was updated on September 18, 2026 and StellaSign on May 17, 2026.

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