# Guerrilla Mail review (2026): is the free plan enough? > Disposable email inbox that needs no sign-up Checked Nov 13, 2026 ยท graded Nov 13, 2026 by ToolGPA. Guerrilla Mail gives anyone a temporary email address on opening the site, with no registration. Mail is kept for one hour, and the inbox can send as well as receive. An optional paid add-on lets you point your own domain at it. - **Category:** Email Apps - **Made by:** Jamit Software Limited - **Website:** https://www.guerrillamail.com - **Runs on:** Web - **Who should skip it:** Not for you if you need mail kept, as everything is deleted after 1 hour. - **Facts last checked:** Nov 13, 2026 ## Pricing As of Nov 13, 2026, Guerrilla Mail has a free plan, and paid plans start at $9.99 per year. - **Pricing model:** Free plan - **Free plan:** The disposable inbox is free with no account; messages are deleted after 1 hour. - **Free trial:** None listed. | Plan | Price | What you get | | --- | --- | --- | | Disposable inbox | $0 | Random or chosen address on one of several guerrillamail domains. No registration, and mail is kept for 1 hour. | | Your own domain | $9.99 per year, for a domain you own | Mail sent to your domain arrives in an inbox only you can open, or you can make it open to everyone. Pay by Bitcoin or PayPal. | Read from https://www.guerrillamail.com/ on Nov 13, 2026. Prices change, so confirm with Guerrilla Mail before buying. ## Key features - **No registration:** A random address is created when you open the site, and you can also choose your own address. - **Scrambled address:** Anyone who knows an inbox ID can read that inbox, so the site offers a scrambled alias as an extra layer of protection. - **Compose and reply:** The inbox has a compose window, so you can send from the disposable address. - **One-hour retention:** Messages are deleted an hour after they reach an inbox, or sooner if you delete them. - **API:** A public API is documented, and the vendor says its own front end uses it for everything. ## Good for - One-off sign-ups and confirmation links you do not want in your real inbox - Developers who want to check that a site sends its emails ## Worth knowing - Anyone who knows an inbox ID can open that inbox, so it suits low-stakes messages only. - Everything is deleted after an hour, and there is no spam folder. - The site shows ads and uses Google Analytics and AdSense cookies, per its About page. - The open-source part is the Go-Guerrilla mail server; the vendor does not say the whole website is open. ## ToolGPA grades **GPA: 3.0 out of 4**, graded Nov 13, 2026. Guerrilla Mail is a free disposable inbox with no sign-up that deletes mail after an hour. Anyone who knows an inbox ID can open it, and the site shows ads. - **Value for money: A.** The disposable inbox is free, and using your own domain is $9.99 a year. - **Free plan and trial: A.** Free outright, with no account, so there's no cap to reach on a throwaway inbox. - **Features: C.** Receiving, replying and an API. It does the throwaway-address job fully, which is a smaller job than a mailbox, and it keeps nothing past an hour. - **Ease of use: B.** Open the page and you have an address. Nothing to set up. - **Platforms and integrations: C.** Web only, with an API for scripts. No phone or desktop apps are listed. These are ToolGPA's own grades. Graded from this listing, whose facts were read from Jamit Software's own pages on 13 November 2026. Not based on using the product, and shorter than our full reviews. ## Where it stands among email apps - Guerrilla Mail's GPA of 3.0 is higher than 100 of the 122 other email apps we grade, and level with 15. - It stands best on free plan and trial (A, above 97 of 122) and worst on features (C, above 1). - Its paid plans start at $0.83 a month when paid by the year, against a middle price of $4.92 for the category: 1 of the 76 others that charge start lower. - On features, ease of use and platforms it scores 2.3 out of 4. 4 tools score higher and cost less. The category's chart of price against score: https://toolgpa.com/charts/email ## Keep it, or make your own? **Keep it.** Nothing Guerrilla Mail does is plain enough to make in a weekend. The 1 things listed below take a company. It is one of the better ones too: its GPA of 3.0 is higher than 100 of the 122 other email apps we grade. It costs $9.99 a year. Guerrilla Mail is open source, so there is a third way: take its code and run it yourself. - You could not: An API that other software can build on. A judgement by ToolGPA from this listing, by rules that are the same for every tool. Nothing was built to test it. **Tags:** Public API, Open source ## Alternatives - [Temp Mail](https://toolgpa.com/tools/temp-mail): Disposable email addresses for sign-ups, with a Premium upgrade. [Compare](https://toolgpa.com/compare/guerrilla-mail-vs-temp-mail) - [Burner Mail](https://toolgpa.com/tools/burner-mail): Burner email addresses that forward to your real inbox. [Compare](https://toolgpa.com/compare/burner-mail-vs-guerrilla-mail) - [Mailinator](https://toolgpa.com/tools/mailinator): Public disposable inboxes and private email testing domains. [Compare](https://toolgpa.com/compare/guerrilla-mail-vs-mailinator) - [Maildrop](https://toolgpa.com/tools/maildrop): Free public disposable inboxes with a GraphQL API. [Compare](https://toolgpa.com/compare/guerrilla-mail-vs-maildrop) ## Sources The prices, plans, platforms and features above were read from these pages on Nov 13, 2026: - https://www.guerrillamail.com/ - https://www.guerrillamail.com/about - https://www.guerrillamail.com/tos Page: https://toolgpa.com/tools/guerrilla-mail Listed by ToolGPA (toolgpa.com).