Comparison

Authnull Authenticator vs Trevo

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

Head to head
About

Authnull Authenticator

Features
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AuthNull Authenticator is the companion app for the AuthNull identity and privileged access platform. When you sign in to a system your organization protects with AuthNull, your iPhone gets a request. Approve it with one tap, or deny it if it wasn't you. Works with: • Windows and Active Directory sign-ins • VPN (RADIUS) logins • Database access • Privileged password reveal • The AuthNull console and connected apps Approve with confidence • See what is being approved before you answer: the system, the user, the location and a risk level • Number matching: tap the number shown on your sign-in screen, so a request you didn't start can't be approved by mistake • Requests answered on another of your phones clear automatically Secured by your iPhone's hardware • Every approval is signed with a key created in the Secure Enclave. It never leaves the device. • Optional Face ID or Touch ID check on every approval • App lock with a 6-digit PIN, and unlock with Face ID or Touch ID One person, many places • Use the same account across several tenants of your organization • Add up to 10 phones to your account, and sign out any of them from Settings › Devices • Get an alert when a new phone is added to your account Easy to set up • Scan the QR code from your invite, open the invite link, enter an activation code, or sign in to your organization (including single sign-on) • Works with AuthNull cloud and on-premises servers, including private servers reached over VPN One-time codes • Add six-digit one-time codes (TOTP) for other services. The secrets stay on your iPhone. AuthNull Authenticator needs an account from an organization that uses AuthNull. Ask your administrator for an invite.

About

Trevo

Read full description

TREVO is an e-voting platform that combines blockchain security with easy-to-use digital identity verification, enabling secure, transparent, and accessible voting from anywhere. Designed to protect voter privacy with minimal data collection, TREVO ensures a seamless voting experience, including real-time notifications and poll results. Experience secure and hassle-free voting with TREVO, where your privacy is protected and every vote counts.

Screenshots

Authnull Authenticator4 screens
Trevo3 screens

Verdict

The call

The clearest difference is update cadence: Trevo at every 10 days against Authnull Authenticator's every 2 months. Authnull Authenticator's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.2). On price, ads and in-app purchases there is nothing between them.

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

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

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

UpkeepUpdate frequency

Authnull Authenticator ships an update every 2 months, Trevo every 10 days. The most recent releases landed on October 30, 2026 and October 13, 2026 respectively.

Scorecard3 real differences Ā· 3 level
Authnull Authenticator versus Trevo: the parameters behind the verdict, then further details
ParameterAuthnull AuthenticatorTrevo
PriceFreeFree
Update frequencyEvery 2 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.2
Further details — not scored
Size22 MB295 MB
Age rating4+17+
DeveloperAsif AliKonnecta Systems

In-app purchases

None

Authnull Authenticator

No in-app purchases

None

Trevo

No in-app purchases

Questions

Is Authnull Authenticator free?
Authnull Authenticator is free to download, with no in-app purchases.
Is Trevo free?
Trevo is free to download, with no in-app purchases.
Do Authnull Authenticator or Trevo have ads?
Neither Authnull Authenticator nor Trevo shows ads.
Which is updated more often, Authnull Authenticator or Trevo?
Authnull Authenticator ships an update every 2 months, and Trevo every 10 days. Most recently, Authnull Authenticator was updated on October 30, 2026 and Trevo on October 13, 2026.

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