Four published offers
List prices at 1,000, 10,000, and 40,000.
VoiceDrop, Slybroadcast, Drop Cowboy, and DropAgent publish different inclusions. The figures below are list prices, or arithmetic from those lists, reviewed Nov 1, 2026.
Pick another tool if
Pick VoiceDrop for AI voice cloning. Pick Slybroadcast for the $70 pack at 1,000 deliveries. Pick Drop Cowboy for a hosted OAuth MCP and 700+ app automations.
Pick DropAgent if
Pick DropAgent for one credit per delivered voicemail, half a credit per SMS segment, carrier fees included, and failed drops refunded.
Key claims
- At 1,000 pay-as-you-go deliveries, Slybroadcast lists $70. That is lower than DropAgent Starter at $79. Slybroadcast pricingDropAgent pricing
- VoiceDrop lists AI voice cloning. DropAgent does not include it. VoiceDrop pricingDropAgent pricing
- Drop Cowboy publishes a hosted MCP server with account OAuth, and describes 700+ app automations. Drop Cowboy MCPDrop Cowboy API authDrop Cowboy partners
| Volume | VoiceDrop | Slybroadcast | Drop Cowboy | DropAgent |
|---|---|---|---|---|
| 1,000 | $95 Budget, $0.095 each at full use. VoiceDrop pricing | $70 pay-as-you-go, $0.07 each. Slybroadcast pricing | $125 Starter. $0.125 each at exactly 1,000, or 6 cents if all 2,083 included messages are used. Drop Cowboy pricing | $79 Starter, $0.079 each at full use. Failed drops are refunded. DropAgent pricing |
| 10,000 | $495 Individual. $0.0495 each at exactly 10,000. VoiceDrop pricing | $450 pay-as-you-go, $0.045 each. Slybroadcast pricing | About $350 on Scale plus 3.5 cent overage. Arithmetic, not a published bundle. Drop Cowboy pricing | $349 Growth, $0.0349 each at full use. DropAgent pricing |
| 40,000 | $1,995 Scale. $0.0499 each at exactly 40,000. VoiceDrop pricing | No 40,000 pack published. Four 10,000 packs list at $1,800. Slybroadcast pricing | About $1,400 on Scale plus 3.5 cent overage. Arithmetic, not a published bundle. Drop Cowboy pricing | $1,099 Scale, $0.0275 each at full use. DropAgent pricing |
1,000
VoiceDrop. $95 Budget, $0.095 each at full use. VoiceDrop pricing
Slybroadcast. $70 pay-as-you-go, $0.07 each. Slybroadcast pricing
Drop Cowboy. $125 Starter. $0.125 each at exactly 1,000, or 6 cents if all 2,083 included messages are used. Drop Cowboy pricing
DropAgent. $79 Starter, $0.079 each at full use. Failed drops are refunded. DropAgent pricing
10,000
VoiceDrop. $495 Individual. $0.0495 each at exactly 10,000. VoiceDrop pricing
Slybroadcast. $450 pay-as-you-go, $0.045 each. Slybroadcast pricing
Drop Cowboy. About $350 on Scale plus 3.5 cent overage. Arithmetic, not a published bundle. Drop Cowboy pricing
DropAgent. $349 Growth, $0.0349 each at full use. DropAgent pricing
40,000
VoiceDrop. $1,995 Scale. $0.0499 each at exactly 40,000. VoiceDrop pricing
Slybroadcast. No 40,000 pack published. Four 10,000 packs list at $1,800. Slybroadcast pricing
Drop Cowboy. About $1,400 on Scale plus 3.5 cent overage. Arithmetic, not a published bundle. Drop Cowboy pricing
DropAgent. $1,099 Scale, $0.0275 each at full use. DropAgent pricing
Questions
Who has the lower published price at 1,000 voicemails?
Slybroadcast. Its pay-as-you-go list is $70 for 1,000 deliveries. DropAgent Starter is $79 for 1,000 credits. VoiceDrop Budget is $95 for 1,000 static drops. Drop Cowboy Starter is $125 and includes 2,083 messages.
Who lists voice cloning, and who lists an MCP server?
VoiceDrop lists AI voice cloning. Drop Cowboy publishes a hosted MCP server and describes OAuth clients plus 700+ app automations. Zapier lists a VoiceDrop MCP server. An official Slybroadcast MCP server was not found in this review. DropAgent includes remote MCP and does not include voice cloning.
Are these products the same kind of plan?
No. VoiceDrop prices voice units and sells SMS separately. Slybroadcast prices delivered voicemail packs. Drop Cowboy uses one message balance and also lists bring-your-own-carrier drops from $0.006 before the carrier bill. DropAgent uses credits, includes carrier fees, and refunds failed drops.