SMS service at a glance
Checked by smm.guide · September 26, 2026- Countries
- 110+ countries
- Services
- 1000+ services
- Numbers
- One-time activationsRent a number
- API
- Own API
From onlinesim.io and its published terms, checked by our team. Something changed? Tell us, or claim the listing and keep them current yourself.
Against its closest rivals
The SMS services most like OnlineSim on their facts, and where they part.
vs
NonVoip.com
- Numbers: only NonVoip.com — real SIM
- Countries: OnlineSim 110+ countries vs NonVoip.com US, UK, CA, AU, HK
vs
5SIM
- Countries: OnlineSim 110+ countries vs 5SIM 180+ countries
- Services: OnlineSim 1000+ services vs 5SIM 1,249 services
vs
PVADeals
- Countries: OnlineSim 110+ countries vs PVADeals US, UK
About OnlineSim
Activation and rental service with per-code purchases, longer-term numbers and an integration API.
OnlineSim covers both sides of the virtual-number market: one-time activations for a single code, and rented numbers you keep for days or months when a service re-verifies.
It is one of the better-known names in the niche, with an API used by registration tooling.
Trust Score Guarded
One open formula, the same for every listing, never for sale.
None of the 12 review platforms we read carries OnlineSim yet — a review on any of them feeds the stars here.
Reviews on smm.guide— 0 from registered users
No one has reviewed OnlineSim on smm.guide yet.
Used this SMS service? Share your experience.
Reviews need a free account and are moderated before publishing.
Create account to reviewIs this yours?
Claim the listing to reply to reviews and keep the facts straight. Verification is free and takes a minute.
Claim this listing
