| Pros | - Free
- Supports Duo Passcode (no WiFi or data connection needed)
- Supports Duo Push (requires a WiFi or cellular data connection but doesn't use much data)
- Duo Push doesn't require you to type a Passcode, but instead just tap to approve a request
- Duo Push can be used more often than once per 60 seconds
- Less likely to get damaged or lost
| - Doesn't need a compatible mobile device
- Supports Duo Passcode (no WiFi or data connection needed)
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