Alternatives to Grizzly SMS

The alternatives, compared honestly

1. 1.readynumOur product

   Best for: people who want the price, the availability and the honest state of a route printed on the page before they commit money.

   readynum is our product, listed first because this is our site — so here is the same standard we apply to everyone else. What we do differently: every displayed rate carries a source label (measured from our own orders with a sample size and window, a named supplier's figure marked as theirs, or the plain sentence that we have no data). Every price renders in the page with no signup. The minimum deposit never exceeds the price of one order. If no code arrives, the wallet is refunded automatically within five minutes. And stock is binary — a number is either buyable right now or not shown as available; we never print stock counts.

   What it does well

   • Every price public before signup — rendered in the page, not fetched behind a login.
   • Every displayed rate labelled by its source; no unlabelled figures anywhere.
   • Auto-refund to your wallet if no code arrives — no ticket, no form.
   • Minimum deposit never exceeds one order, and your balance never expires.

   What we don't have yet

   • No long track record. We are new; the incumbents on this page have operated for years and we haven't.
   • Smaller catalogue: 23+ countries and 39+ services today — less breadth than the big established catalogues.
   • Most routes currently read “We don't have data for this route yet” — that sentence is our honest launch state, and figures appear only as real orders accumulate.

   See every price →How refunds work →

2. 2.5sim

   Best for: users who want a large established catalogue with published per-operator figures.

   5sim publishes a public per-operator rate table on its site — a figure you can consult before buying, which most of the category does not offer. That is a genuine transparency point and we credit it plainly.

   What it does well

   • Publishes a public per-operator rate table — visible before you buy.
   • Established service with a broad catalogue of countries and services.

   What to check yourself

   • We have not audited 5sim first-hand beyond the above, so verify current prices, terms and refund handling on their own pages before funding a balance.

3. 3.smsbulk.net

   Best for: users who want an established provider that publishes its refund policy and per-country rates.

   smsbulk.net publishes an auto-refund policy and per-country rates on its site. Those are exactly the two disclosures we consider table stakes in this category, so credit where it is due.

   What it does well

   • Publishes an auto-refund policy on its site.
   • Publishes per-country rates you can read before buying.

   What to check yourself

   • We have not tested their delivery or refund flow first-hand — read their published terms and verify both on their pages before relying on them.

4. 4.Free receive-SMS sites (including ours)

   Best for: genuinely throwaway signups where a public inbox is acceptable and failure costs you nothing.

   Public receive-SMS pages cost nothing and need no account — a real advantage for low-stakes throwaway use. The honest trade-off, ours included: Free numbers are public — anyone can read the messages. Great for throwaway signups. Popular services often block shared public numbers, and there is no delivery promise and no refund, because nothing was paid.

   What it does well

   • Free, with no account and no deposit.
   • Fine for disposable signups on services that tolerate shared numbers.

   What to check yourself

   • The inbox is public — anyone can read messages sent to the number, so never use one for anything you care about.
   • Popular services frequently block shared numbers, so expect misses.

   Our free numbers page →

And Grizzly SMS itself?

Staying put is also an option, and fairness costs us nothing: Grizzly SMS renders real prices on its pages with no login, publishes a $3 minimum deposit, and publishes a concrete refund policy — no SMS within 20 minutes of purchase and the payment auto-refunds to your site balance — while its public API docs state compatibility with the sms-activate format. All of that was read from their own site on 3 August 2026 and is checkable by you. If your routes already work there and the balance is funded, staying is a reasonable choice. For the detailed side-by-side, including where they beat us, see readynum vs Grizzly SMS.

How to choose

• You want the price and the honest state of a route on the page before paying, and a refund when no code arrives: that is the gap readynum is built to fill.
• Your tooling speaks the sms-activate API format: Grizzly SMS's public docs state compatibility with it (read 2026-08-03) — for an automation user that alone can decide it.
• You want published figures from an established catalogue: 5sim's public per-operator rate table and smsbulk.net's published refund policy and per-country rates are both real disclosures — verify them on their live sites.
• You just need a throwaway and don't mind a public inbox: a free receive-SMS page will do — never for anything sensitive.

Questions, answered plainly