# CA Mobile Authenticator vs SpireMonitor

The clearest difference is in-app purchases: CA Mobile Authenticator at none against SpireMonitor's 2. CA Mobile Authenticator also leads on iOS requirement (12.0 vs 17.0). SpireMonitor's advantage is update cadence (every 2 days vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. SpireMonitor sells 2 in-app purchases, starting at $4.99 per month. CA Mobile Authenticator asks for nothing beyond the download.

CA Mobile Authenticator ships an update every 6 months, SpireMonitor every 2 days. The most recent releases landed on October 11, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | CA Mobile Authenticator | SpireMonitor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (11 ratings)](https://appshunter.io/ios/app/ca-mobile-authenticator/id1180629016/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 3.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 7 MB | 7 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CA, Inc](https://appshunter.io/developer/400519643) | [Riyad Anabtawi](https://appshunter.io/developer/1537641230) |

## What reviewers say

### CA Mobile Authenticator

[App page](https://appshunter.io/ios/app/ca-mobile-authenticator/id1180629016)

Enhance transaction security with two-factor authentication. Register your device and authenticate transactions via push notifications, simply approving or denying requests directly from your screen.

**Highlights:** Two-factor authentication, Device registration, QR code activation, Push notification authentication, Approve/Deny transaction options

**Features:** macOS Compatibility

**In-app purchases:** none


### SpireMonitor

[App page](https://appshunter.io/ios/app/spiremonitor/id6760571994)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spire Pro Monthly | $4.99 | per month |
| Spire Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is CA Mobile Authenticator free?

CA Mobile Authenticator is free to download, with no in-app purchases.

### Is SpireMonitor free?

SpireMonitor is free to download, with in-app purchases available.

### Do CA Mobile Authenticator or SpireMonitor have ads?

Neither CA Mobile Authenticator nor SpireMonitor shows ads.

### Which is updated more often, CA Mobile Authenticator or SpireMonitor?

CA Mobile Authenticator ships an update every 6 months, and SpireMonitor every 2 days. Most recently, CA Mobile Authenticator was updated on October 11, 2026 and SpireMonitor on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*