# Burner phone apps for Android and iPhone: what a second number does and does not hide URL: https://webvpn.org/anonymity/burner-phone-apps/ Updated: 2026-09-09 What a burner phone app is, how second number apps for Android and iPhone work, what they hide and from whom, and when a real prepaid phone is the better tool. Burner phone apps for Android and iPhone give your existing smartphone a second phone number, routed through the app provider's servers, which you can use for calls and texts and then discard. They hide your real number from the people you give the second number to. They do not hide your identity from the app provider, which holds your real number and account, or from anyone who can obtain the provider's records. That makes them privacy tools rather than anonymity tools, and very good ones for the right job. Second-number apps are popular for selling online, dating, freelancing, signing up for services and keeping work separate from personal life, and they suit all of those. Confusion comes from the word "burner", which suggests the untraceable prepaid phone of crime dramas. This guide explains how the apps work, exactly what they hide and from whom, how to judge the best burner phone app for your needs, their limits with verification codes, and the situations where a real prepaid phone is the right tool. ## How second-number apps work You install the app, create an account, usually verifying with your real phone number or an email, and choose a number, often in an area code you pick. Calls and texts to that number arrive at the app provider's servers and are delivered to your phone through the app over your data connection, or forwarded to your real number. Outgoing calls and texts go the same way in reverse, so the other party sees the second number. Some apps let you hold several numbers, set a number to expire after a period, or "burn" it immediately, at which point it goes back into the provider's pool. Many charge a subscription per number, with the app named Burner and services such as Hushed among the well-known paid options; some larger platforms and carriers offer a free second line with more limited features and a stronger link to your identity. Everything passes through the provider. It is, in effect, a small phone company sitting between you and the people you talk to. ## What a burner app hides and from whom Be exact about this, because the app marketing rarely is. Hidden from the people you contact: your real number, and through it your name and the accounts tied to it. If a buyer, a date or a client turns out to be unpleasant, you discard the number and they have nothing. Not hidden from the provider: your real number, email or account used at signup, payment details if you pay, your IP address, and the full record of calls and texts on the second number. The provider can be compelled to hand all of it over, and its retention policy decides how far back that goes. Not hidden from your carrier: the fact that your phone is exchanging data with the app provider, though not the content of calls or texts, which are inside the app's connection. Not hidden from the phone itself: the app runs on your personal smartphone, with its device identifiers, its location and your other apps. Anything that can see the phone can see the app. If the person you want privacy from is a stranger you are dealing with, the app is exactly right. If the party you want privacy from is one who could obtain provider records, the app provides nothing beyond a delay. ## Judging the best burner phone apps: seven criteria Rankings of burner apps are mostly affiliate lists. Judge for yourself. - Signup requirements. Does it demand your real number, or accept an email? An email-only signup with an anonymous address from the guide on this site keeps one fewer link. - Payment. Does it accept payment not tied to your identity, such as app store gift credit or vouchers? Card payment identifies you to the provider. - Retention policy. How long does the provider keep call logs and message content after you burn a number? Look for a specific statement, not a vague one. - Encryption. Are calls and texts between your phone and the provider encrypted in transit? They almost always are; texts to ordinary phones are then delivered as normal SMS, which is not encrypted. - Verification support. Does the provider allow its numbers to receive verification codes, and do the services you care about accept them? Many block virtual numbers. - Number lifetime and reuse. How long do numbers last, can you extend them, and how quickly are burned numbers reassigned to someone else who might then receive messages meant for you? - Permissions. The app needs microphone, contacts if you choose, and notifications. Requests for location, photos or unrelated data are a warning. An app that is honest about criteria two, three and five is usually a good one. ## The verification-code problem A common reason for wanting a burner number is signing up for services without giving a real number. Many services now detect numbers from virtual providers, because they are used for bulk account creation, and refuse to send codes to them or reject them outright. Some burner apps also block verification texts as a matter of policy to reduce abuse. The result is that a burner app number works for people and businesses but often fails for automated verification. If verification is your goal, check the specific app's stated support and the specific service's behaviour before paying, and consider whether a prepaid SIM in a cheap phone is more reliable. ## Using a burner app well: a five-point checklist - Choose an app by the criteria above and sign up with an email address created for the purpose rather than your real number, if the app allows. - Pay in a way that is not tied to your name where possible, and accept that if you cannot, the provider knows who you are. - Give the number only to the people it is for, and never use it to contact people who already have your real number. - Set an expiry or burn the number when the purpose ends, and do not reuse it across unrelated purposes. - Remember that the app lives on your personal phone. For anything where the phone itself must not be involved, use a separate handset. ## When a real burner phone is the right tool Use a separate prepaid phone, as the burner phone guide on this site describes, when any of the following applies: the number must not be traceable to you by anyone with legal access to records; the other party is powerful, hostile or has reason to investigate; your personal phone should not be at the location or involved at all; or you need SMS verification from services that reject virtual numbers. A prepaid phone bought with cash and kept apart from your main phone has no provider account under your name and no shared device, which is a categorically different level of separation. It also costs more effort, which is why the app is the right answer for the everyday case. ## What providers and privacy advocates say The description here follows the providers' own terms and the observations of people who study these services. Second-number providers state in their privacy policies that they collect the user's real number or email, payment information and usage records, and that they respond to legal requests; the policies differ mainly in retention periods and in how clearly they are written. Privacy advocates who review second-number apps generally describe them as effective for shielding a real number from strangers and ineffective as anonymity tools, and recommend a separate prepaid device for situations where the provider's records would be a risk. Account-security teams at online services have documented the growth of virtual-number detection as a countermeasure against automated signups, which is the reason many burner numbers are refused for verification. ## Pick the tool for the risk If you need to keep your real number away from a buyer, a date or a client, install a second-number app chosen by the criteria above and use it with the checklist. If you need a number that nobody can trace to you through records, close the app store and read the burner phone guide instead. Both are legitimate tools, and the difference between them is exactly who you are hiding from. ## FAQ Q: What is a burner phone app? A: It is an app that gives your smartphone an additional phone number, routed through the app provider's servers, for calls and texts. You can use the number for a while and then discard it. Popular examples include the app literally named Burner and services such as Hushed, alongside second-line features from carriers and large platforms. Q: Are burner phone apps anonymous? A: They hide your real number from the people you contact. They do not hide you from the app provider, which knows your real number, your account and usually your payment details, or from your carrier, which sees the data connection. They are privacy tools, not anonymity tools. Q: Which is the best burner phone app for Android? A: Judge by the provider's privacy policy and data retention, whether it requires your real number to sign up, whether it accepts payment that is not tied to you, how long numbers last, and whether it supports the features you need such as verification texts. The best one for you depends on which of those matter. Q: Can I receive verification codes on a burner app number? A: Often but not always. Many services detect numbers from virtual providers and refuse to send codes to them, and some apps block verification texts by policy. If you need a number for account verification, check the app's stated support first. Q: When should I use a real burner phone instead of an app? A: When the number must not be linkable to you by anyone with legal access to provider records, when the other party is powerful or hostile, or when your main phone should not be involved at all. An app is right for privacy from contacts; a separate prepaid phone is right for anonymity.