| Feature | Endicia Premium | Stamps.com | Pitney Bowes ShipStream |
|---|---|---|---|
| Hidden Postage | Yes | Yes | Yes |
| Address Verification | Yes | Yes | Yes |
| Print on Plain Paper | Yes | Yes | Yes |
| Included Postal Scale | No | 5lb | 10lb |
| Supported Mail Classes | First Class Mail®, Priority Mail®, Express Mail®, Postcard, Flat Rate, Electronic Delivery Confirmation, Media Mail, Library Mail, Bound Printed Matter, Parcel Post®, International (Letter, Parcel & Global Priority) | First Class Mail®, Priority Mail®, Express Mail®, Postcard, Flat Rate, Electronic Delivery Confirmation, Media Mail, Library Mail, Bound Printed Matter, Parcel Post®, International (Letter, Parcel & Global Priority) | First Class Mail®, Priority Mail®, Express Mail®, Postcard, Flat Rate, Electronic Delivery Confirmation, Media Mail, Library Mail, Bound Printed Matter, Parcel Post®, International (Letter, Parcel & Global Priority) |
| MAC Compatible | Yes | No | No |
| Trial Period | 30 days | 28 days | 60 days |
| Monthly Fee | $15.95 | $19.99 | $18.99 |