Pricing that scales to zero.
Ship fully featured end-to-end encrypted messaging, securely, and at scale.
| Signal Protocol Relay | Free | Starter | Growth | Business |
|---|---|---|---|---|
| One canonical account with qualifying authenticated production activity during one UTC calendar month. Multiple devices for one account count once. | 100 | 1,000 | 5,000 | 25,000 |
| Each additional monthly active account, after explicit overage acceptance. Other allowances do not increase. Free has no paid overage. | No overage | $0.05 | $0.03 | $0.02 |
| One accepted encrypted envelope or shared-body reference for one destination device, or one stored Relay delivery receipt for one sender device. While Relay stores the message, an exact retry with the same stable operation identifier does not charge again. | 100,000 | 500,000 | 2,500,000 | 12,500,000 |
| The price per million additional delivery units after explicit overage acceptance. | No overage | $200 per million | $100 per million | $60 per million |
| One accepted upload authorization for one stable SDK request identifier. Exact retries do not count again. A fixed plan allowance with no paid overage. | 20,000 | 100,000 | 500,000 | 2,500,000 |
| Live customer ciphertext plus attachment bytes, integrated from exact byte changes over time. Internal identifiers, indexes, and bookkeeping are not billable bytes. One GB is 1,000,000,000 bytes. One GB-month uses the actual UTC calendar month. | 1 GB | 10 GB | 50 GB | 250 GB |
| The price per additional exact GB-month after explicit overage acceptance. | No overage | $1.00 per GB-month | $0.75 per GB-month | $0.55 per GB-month |
| Fun & Free | Startup Starter | Get Growing | Big Business |
Signal Protocol Relay
Free
- One canonical account with qualifying authenticated production activity during one UTC calendar month. Multiple devices for one account count once.
- Each additional monthly active account, after explicit overage acceptance. Other allowances do not increase. Free has no paid overage.
- One accepted encrypted envelope or shared-body reference for one destination device, or one stored Relay delivery receipt for one sender device. While Relay stores the message, an exact retry with the same stable operation identifier does not charge again.
- The price per million additional delivery units after explicit overage acceptance.
- One accepted upload authorization for one stable SDK request identifier. Exact retries do not count again. A fixed plan allowance with no paid overage.
- Live customer ciphertext plus attachment bytes, integrated from exact byte changes over time. Internal identifiers, indexes, and bookkeeping are not billable bytes. One GB is 1,000,000,000 bytes. One GB-month uses the actual UTC calendar month.
- The price per additional exact GB-month after explicit overage acceptance.
Starter
- One canonical account with qualifying authenticated production activity during one UTC calendar month. Multiple devices for one account count once.
- Each additional monthly active account, after explicit overage acceptance. Other allowances do not increase. Free has no paid overage.
- One accepted encrypted envelope or shared-body reference for one destination device, or one stored Relay delivery receipt for one sender device. While Relay stores the message, an exact retry with the same stable operation identifier does not charge again.
- The price per million additional delivery units after explicit overage acceptance.
- One accepted upload authorization for one stable SDK request identifier. Exact retries do not count again. A fixed plan allowance with no paid overage.
- Live customer ciphertext plus attachment bytes, integrated from exact byte changes over time. Internal identifiers, indexes, and bookkeeping are not billable bytes. One GB is 1,000,000,000 bytes. One GB-month uses the actual UTC calendar month.
- The price per additional exact GB-month after explicit overage acceptance.
Growth
- One canonical account with qualifying authenticated production activity during one UTC calendar month. Multiple devices for one account count once.
- Each additional monthly active account, after explicit overage acceptance. Other allowances do not increase. Free has no paid overage.
- One accepted encrypted envelope or shared-body reference for one destination device, or one stored Relay delivery receipt for one sender device. While Relay stores the message, an exact retry with the same stable operation identifier does not charge again.
- The price per million additional delivery units after explicit overage acceptance.
- One accepted upload authorization for one stable SDK request identifier. Exact retries do not count again. A fixed plan allowance with no paid overage.
- Live customer ciphertext plus attachment bytes, integrated from exact byte changes over time. Internal identifiers, indexes, and bookkeeping are not billable bytes. One GB is 1,000,000,000 bytes. One GB-month uses the actual UTC calendar month.
- The price per additional exact GB-month after explicit overage acceptance.
Business
- One canonical account with qualifying authenticated production activity during one UTC calendar month. Multiple devices for one account count once.
- Each additional monthly active account, after explicit overage acceptance. Other allowances do not increase. Free has no paid overage.
- One accepted encrypted envelope or shared-body reference for one destination device, or one stored Relay delivery receipt for one sender device. While Relay stores the message, an exact retry with the same stable operation identifier does not charge again.
- The price per million additional delivery units after explicit overage acceptance.
- One accepted upload authorization for one stable SDK request identifier. Exact retries do not count again. A fixed plan allowance with no paid overage.
- Live customer ciphertext plus attachment bytes, integrated from exact byte changes over time. Internal identifiers, indexes, and bookkeeping are not billable bytes. One GB is 1,000,000,000 bytes. One GB-month uses the actual UTC calendar month.
- The price per additional exact GB-month after explicit overage acceptance.