S
S5SIM vs Grizzly SMS
Pricing, features, platforms and who each one suits — side by side.
5
Choose 5SIM if…
- you're in its core audience: privacy-minded individuals, developers automating sign-ups
G
Choose Grizzly SMS if…
- you work on Android, Telegram
- you're in its core audience: marketers, businesses managing multiple accounts
Side by side
Feature 5SIM Grizzly SMS
Pricing modelPaidPaid
Starting price——
Free plan
Free trial
API
Open source
PlatformsWeb, APIWeb, Android, Telegram, API
Company—THREETWOTWO LTD
Full feature lists
5 5SIM
- Temporary virtual numbers for SMS receiving
- Numbers from 150+ countries
- Supports 1100+ services, including Telegram and WhatsApp
- Pricing set per country and operator
- API key from the account menu
- Works with the SMS-activate API format
- Referral program
G Grizzly SMS
- Numbers for 2,300+ services
- Numbers from over 180 countries
- Codes delivered instantly to a personal panel
- Sound notifications for incoming numbers and codes
- API and MCP server for automation
- Telegram Mini App and Android app
- Referral and affiliate programs
- eSIM and proxies (beta)
What you'd pay
The cheapest plan that fits, per month, billed yearly where the plan offers it.
5SIM
Pay per numberFrom $0.008 per number
Grizzly SMS
Pay per activationFrom $0.0028 per number
Strengths and limitations
5SIM
- Prices start from $0.008 per number
- Large coverage: 150+ countries and 1100+ services
- Compatible with the SMS-activate API format
- Prices vary by country and operator, with no flat rate
- Numbers are temporary, meant for receiving codes
Grizzly SMS
- Some numbers cost under one cent
- Only an email address is needed to sign up
- Coverage of 180+ countries and 2,300+ services
- API, Android app and Telegram Mini App available
- Balance must be prepaid before you can buy numbers
- eSIM and proxy sections are still in beta
- Prices and stock vary widely by country and service
More comparisons
Other options to consider
SS
Paid
S
Temporary and rental phone numbers from 60+ countries for SMS verification
SMS verification servicesAPI
H
HH
From $6.99/mo
H
Second and temporary phone numbers for private calls and texts over Wi-Fi
Virtual phone numbers
F
FEmail and phone masks that forward messages and keep your real identity private
Free, from $0.99/mo
F
Free, from $0.99/mo
F
Email and phone masks that forward messages and keep your real identity private
Email & phone aliasesFree planOpen source
C
CEmail and phone aliases, data broker removal and spam call blocking for consumers
From $9.99/mo
C
From $9.99/mo
C
Email and phone aliases, data broker removal and spam call blocking for consumers
Email & phone aliases
Facts from each vendor's public pages, prices checked Nov 13, 2026. Editorial policy