Salt mSign vs API Alerts
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Salt mSign
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Salt mSign is a mobile security MFA token for authentication of the user identity during login and authentication/verification of transactions after login. Salt mSign is ‘connected’ in that the authentication responses are returned directly to the authentication server thereby enabling authentication that is independent of the delivery channel that initiated the request. What can Salt mSign do? - Connected Biometric 2FA Login for User access via RADIUS, Microsoft ADFS, SAML Federated Login for cloud, Shibboleth and Browser-based Web Applications. - Multi-Factor Authenticator (MFA) for all the organization’s Mobile Apps Supporting Multiple Methods of Sign-In & Authentication Independent of the service delivery channel. - Single Authenticator for all the organization’s Mobile Apps Supporting Multiple Methods of Sign-In & Authentication via Inter-App. Typical Uses: - Mobile Soft Token used for 2FA Biometric Login to Internet Banking, e-Government Portals, and Corporate Online Services. - High-Value Transaction Signing with WYSIWYS (What You See Is What You Sign). - Biometric MFA Login for Remote Network Access: RADIUS, ADFS, Shibboleth. - Authentication for other Mobile Apps on the same device. - Quorum Approvals and Advanced Workflows with separation of duties where the Initiator of Payment Instruction is not authorized to approve; with multiple Authorisers. - Hardware Token replacement. - Card Not Present Payments, 3D Secure support. Salt mSign requires you to register your App. Please contact Salt Group for registration information. Features include: - Biometric Sign-In with TouchID, FaceID or PIN - Rich Content and free-form payload information - WYSIWYS (What You See Is What You Sign) - Inclusion of supplementary user input - Signature code returned via the mobile network - Support for multiple signatories - Support for Public Key Cryptography; Salt mSign supports the use of symmetric and asymmetric keys in signing. - Figaro and secure QR code support for offline delivery of payload information: using the device camera to scan Figaro/QR codes that contain payload information for offline signing. - Enhanced Rich Content delivery of large payloads including the capacity for data formatting and payload content consisting of graphics images. - Issuer configurable profiles including PIN length, PIN retry thresholds, weak PINs, token display timeouts, Signature Code lengths, language support, issuer branding - Re-deployable in the field, anywhere in the world - Full browser independence - Familiar user interface
API Alerts
Receive real-time notifications for critical project events, from new users and payments to server health. Customize alerts to focus on what matters most and stay connected across devices for instant updates.
- Real-time event notifications
- Track successes and errors
- Customizable alerts
- Cross-device connectivity
- Integrate with automation tools
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API Alerts - Stay on Top of Your Project Notifications API Alerts delivers real-time notifications for developers, keeping you informed about key project events. Whether tracking new users and payments or monitoring server health, API Alerts ensures you never miss important updates. This app is part of an enterprise notification service, designed for teams and businesses to stay connected to their project activity. Individual users can access free, customizable alerts to monitor key events and receive instant updates on the go. Use API Alerts to: - Get real-time notifications for critical project events. - Track successes and errors from your projects, from new user milestones to system failures. - Customize your alerts to focus on the events that matter most. - Stay connected across devices and never miss an important update. - Integrate with automation tools to streamline notifications across your workflow. API Alerts makes it easier to stay informed and respond quickly to important events, whether you're managing a personal project or working within a team.
Screenshots
Verdict
The clearest difference is update cadence: API Alerts at monthly against Salt mSign's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Salt mSign ships an update every 4 months, API Alerts monthly. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | Salt mSign | API Alerts |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 4 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.4 | 16.0 — better |
| Further details — not scored | ||
| Size | 53 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | Salt Group | Jared Hall |
In-app purchases
Salt mSign
No in-app purchases
API Alerts
No in-app purchases









