OnlineSIM vs Quackr
It is a trade-off. OnlineSIM has the higher Safety grade (6.1 against 5.2), while Quackr has the higher Privacy grade (5.1 against 2.9).
OnlineSIM
Long-running SMS-receiving service with one-time and rented virtual numbers in 90+ countries
Privacy
2.9/ 10
Poor
Safety
6.1/ 10
Fair
ID on risk flag KYC 3 Docs reviewed Full review →
Quackr
Free shared temporary numbers and paid private non-VoIP number rentals
Privacy
5.1/ 10
Caution
Safety
5.2/ 10
Caution
No ID mentioned KYC 1 Docs reviewed Full review →
Side by side
| OnlineSIM | Quackr | |
|---|---|---|
| Category | Phone Numbers & SMS | Phone Numbers & SMS |
| KYC policy | ID on risk flag | No ID mentioned |
| Custody | N/A | N/A |
| Sign-up | Email required | Email required |
| Open source | No | No |
| Tor onion address | No | No |
| Pay with | Crypto, Bank transfer | Card, PayPal, Crypto |
| Fees | Not published | Public numbers free; private number pricing not confirmed during this review |
| Founded | 2013 | 2020 |
| Jurisdiction | Singapore | Hong Kong |
| Incidents on record | 0 | 0 |
| Published tests (180 days) | 0 | 0 |
Only OnlineSIM
May request ID5+ years operatingRuns an affiliate programme
Both
Legal entity disclosed
Only Quackr
Requires emailAML screening
Where they sit among phone numbers & sms
Questions
Is OnlineSIM or Quackr safer?
OnlineSIM has the higher Safety grade: OnlineSIM 6.1, Quackr 5.2, out of 10.
Does OnlineSIM or Quackr require KYC?
OnlineSIM is KYC level 3 (ID on risk flag). Quackr is KYC level 1 (no ID mentioned).
Which has more incidents on record?
OnlineSIM has 0 and Quackr has 0 documented incidents in the registry.