Your second number
with the Onoff app!

Reinvent your communication.
Download the app and get a second number instantly!

Join the revolution !

Thanks to its revolutionary patented technology, it allows you to own several mobile numbers in your smartphone. No need to have another SIM card or another device.

Play Video

The Features

Want to get a second number instantly? Send or receive SMS, or even have a direct access to a voicemail, and all of this from an app? Then, it’s On! Onoff is made for you.

Check out all the features >

Enjoy the best of the best!

The Premium offer allows you to have a better call quality, to launch or receive calls from your desktop computer, to plan when you would like to be reached or to have several devices ring at the same time!

Find out more >

Get a second number with just an app!

Use your SIM Card your for personal number. Use the app for your second number.

Choose the best
number plan for you 👋

Discover our new offer dedicated to independent workers and freelancers.

Starting from €4.92/ month

Unlock Premium features 🚀 +2.99€/month

Free trial !

Enjoy features available with your number

1 French Mobile Number

National calls (1000 minutes)

National SMS/MMS (1000 SMS/MMS)

European call (1000 minutes)

International calls with credits

Visual voicemail

On/Off mode (Do not disturb)

Mobile app (iOS & Android)

Forward calls

Hide caller ID

Need phone numbers for a professional usage?

Onoff Business is the best solution to help save time, be efficient and reduce costs.

Discover more >

Join the Revolution now!

Get a second number to optimize your communications.

Onoff Telecom est un opérateur de télécommunications reconnu par l’ARCEP

©2022 Onoff Telecom

img.wp-smiley,img.emoji{display:inline !important;border:none !important;box-shadow:none !important;height:1em !important;width:1em !important;margin:0 .07em !important;vertical-align:-.1em !important;background:none !important;padding:0 !important;}.wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em;}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none;}:root{--wp--preset--aspect-ratio--square:1;--wp--preset--aspect-ratio--4-3:4/3;--wp--preset--aspect-ratio--3-4:3/4;--wp--preset--aspect-ratio--3-2:3/2;--wp--preset--aspect-ratio--2-3:2/3;--wp--preset--aspect-ratio--16-9:16/9;--wp--preset--aspect-ratio--9-16:9/16;--wp--preset--color--black:#000;--wp--preset--color--cyan-bluish-gray:#abb8c3;--wp--preset--color--white:#fff;--wp--preset--color--pale-pink:#f78da7;--wp--preset--color--vivid-red:#cf2e2e;--wp--preset--color--luminous-vivid-orange:#ff6900;--wp--preset--color--luminous-vivid-amber:#fcb900;--wp--preset--color--light-green-cyan:#7bdcb5;--wp--preset--color--vivid-green-cyan:#00d084;--wp--preset--color--pale-cyan-blue:#8ed1fc;--wp--preset--color--vivid-cyan-blue:#0693e3;--wp--preset--color--vivid-purple:#9b51e0;--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple:linear-gradient(135deg,rgba(6,147,227,1) 0%,#9b51e0 100%);--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan:linear-gradient(135deg,#7adcb4 0%,#00d082 100%);--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange:linear-gradient(135deg,rgba(252,185,0,1) 0%,rgba(255,105,0,1) 100%);--wp--preset--gradient--luminous-vivid-orange-to-vivid-red:linear-gradient(135deg,rgba(255,105,0,1) 0%,#cf2e2e 100%);--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray:linear-gradient(135deg,#eee 0%,#a9b8c3 100%);--wp--preset--gradient--cool-to-warm-spectrum:linear-gradient(135deg,#4aeadc 0%,#9778d1 20%,#cf2aba 40%,#ee2c82 60%,#fb6962 80%,#fef84c 100%);--wp--preset--gradient--blush-light-purple:linear-gradient(135deg,#ffceec 0%,#9896f0 100%);--wp--preset--gradient--blush-bordeaux:linear-gradient(135deg,#fecda5 0%,#fe2d2d 50%,#6b003e 100%);--wp--preset--gradient--luminous-dusk:linear-gradient(135deg,#ffcb70 0%,#c751c0 50%,#4158d0 100%);--wp--preset--gradient--pale-ocean:linear-gradient(135deg,#fff5cb 0%,#b6e3d4 50%,#33a7b5 100%);--wp--preset--gradient--electric-grass:linear-gradient(135deg,#caf880 0%,#71ce7e 100%);--wp--preset--gradient--midnight:linear-gradient(135deg,#020381 0%,#2874fc 100%);--wp--preset--font-size--small:13px;--wp--preset--font-size--medium:20px;--wp--preset--font-size--large:36px;--wp--preset--font-size--x-large:42px;--wp--preset--spacing--20:.44rem;--wp--preset--spacing--30:.67rem;--wp--preset--spacing--40:1rem;--wp--preset--spacing--50:1.5rem;--wp--preset--spacing--60:2.25rem;--wp--preset--spacing--70:3.38rem;--wp--preset--spacing--80:5.06rem;--wp--preset--shadow--natural:6px 6px 9px rgba(0,0,0,.2);--wp--preset--shadow--deep:12px 12px 50px rgba(0,0,0,.4);--wp--preset--shadow--sharp:6px 6px 0px rgba(0,0,0,.2);--wp--preset--shadow--outlined:6px 6px 0px -3px rgba(255,255,255,1),6px 6px rgba(0,0,0,1);--wp--preset--shadow--crisp:6px 6px 0px rgba(0,0,0,1);}:where(.is-layout-flex){gap:.5em;}:where(.is-layout-grid){gap:.5em;}body .is-layout-flex{display:flex;}.is-layout-flex{flex-wrap:wrap;align-items:center;}.is-layout-flex > :is(*,div){margin:0;}body .is-layout-grid{display:grid;}.is-layout-grid > :is(*,div){margin:0;}:where(.wp-block-columns.is-layout-flex){gap:2em;}:where(.wp-block-columns.is-layout-grid){gap:2em;}:where(.wp-block-post-template.is-layout-flex){gap:1.25em;}:where(.wp-block-post-template.is-layout-grid){gap:1.25em;}.has-black-color{color:var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-color{color:var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-color{color:var(--wp--preset--color--white) !important;}.has-pale-pink-color{color:var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-color{color:var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-color{color:var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-color{color:var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-color{color:var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-color{color:var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-color{color:var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-color{color:var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-color{color:var(--wp--preset--color--vivid-purple) !important;}.has-black-background-color{background-color:var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-background-color{background-color:var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-background-color{background-color:var(--wp--preset--color--white) !important;}.has-pale-pink-background-color{background-color:var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-background-color{background-color:var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-background-color{background-color:var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-background-color{background-color:var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-background-color{background-color:var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-background-color{background-color:var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-background-color{background-color:var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-background-color{background-color:var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-background-color{background-color:var(--wp--preset--color--vivid-purple) !important;}.has-black-border-color{border-color:var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-border-color{border-color:var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-border-color{border-color:var(--wp--preset--color--white) !important;}.has-pale-pink-border-color{border-color:var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-border-color{border-color:var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-border-color{border-color:var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-border-color{border-color:var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-border-color{border-color:var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-border-color{border-color:var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-border-color{border-color:var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-border-color{border-color:var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-border-color{border-color:var(--wp--preset--color--vivid-purple) !important;}.has-vivid-cyan-blue-to-vivid-purple-gradient-background{background:var(--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple) !important;}.has-light-green-cyan-to-vivid-green-cyan-gradient-background{background:var(--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan) !important;}.has-luminous-vivid-amber-to-luminous-vivid-orange-gradient-background{background:var(--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange) !important;}.has-luminous-vivid-orange-to-vivid-red-gradient-background{background:var(--wp--preset--gradient--luminous-vivid-orange-to-vivid-red) !important;}.has-very-light-gray-to-cyan-bluish-gray-gradient-background{background:var(--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray) !important;}.has-cool-to-warm-spectrum-gradient-background{background:var(--wp--preset--gradient--cool-to-warm-spectrum) !important;}.has-blush-light-purple-gradient-background{background:var(--wp--preset--gradient--blush-light-purple) !important;}.has-blush-bordeaux-gradient-background{background:var(--wp--preset--gradient--blush-bordeaux) !important;}.has-luminous-dusk-gradient-background{background:var(--wp--preset--gradient--luminous-dusk) !important;}.has-pale-ocean-gradient-background{background:var(--wp--preset--gradient--pale-ocean) !important;}.has-electric-grass-gradient-background{background:var(--wp--preset--gradient--electric-grass) !important;}.has-midnight-gradient-background{background:var(--wp--preset--gradient--midnight) !important;}.has-small-font-size{font-size:var(--wp--preset--font-size--small) !important;}.has-medium-font-size{font-size:var(--wp--preset--font-size--medium) !important;}.has-large-font-size{font-size:var(--wp--preset--font-size--large) !important;}.has-x-large-font-size{font-size:var(--wp--preset--font-size--x-large) !important;}:where(.wp-block-post-template.is-layout-flex){gap:1.25em;}:where(.wp-block-post-template.is-layout-grid){gap:1.25em;}:where(.wp-block-columns.is-layout-flex){gap:2em;}:where(.wp-block-columns.is-layout-grid){gap:2em;}:root :where(.wp-block-pullquote){font-size:1.5em;line-height:1.6;}.elementor-toggle .elementor-tab-title{border-bottom:1px dashed #ebebeb;}.elementor-toggle .elementor-tab-content{border-bottom:1px dashed #ebebeb;}#menu-item-39 > a,#menu-item-1249 > a{border-left:1px solid #e4e6e8;}.wpml-ls-legacy-dropdown a{border:none !important;}div.premium-blog-thumb-effect-wrapper > div.premium-blog-thumbnail-container.premium-blog-none-effect{line-height:0px !important;}.gradient-text{background-image:linear-gradient(45deg,#4b71fa,#35a4ff);background-size:100%;background-repeat:repeat;-webkit-background-clip:text;-webkit-text-fill-color:transparent;-moz-background-clip:text;-moz-text-fill-color:transparent;}.gradient-text-b{background-image:linear-gradient(45deg,#1cc27d,#27e696);background-size:100%;background-repeat:repeat;-webkit-background-clip:text;-webkit-text-fill-color:transparent;-moz-background-clip:text;-moz-text-fill-color:transparent;}.premium-table-row td{width:33% !important;}.premium-table-row td:first-child{width:33% !important;}@media screen and (min-width: 767px){.premium-table-row td:nth-child(2n) span{background-color:#effaff !important;margin-right:15px;}.premium-table-row td:nth-child(3n) span{background-color:#f9f9f8 !important;margin-left:15px;}}.mobiletablecolwidth .premium-table-row td{width:50% !important;}.premium-table-dir-ltr .premium-table-cell-icon-before{margin-right:0px !important;}.tablefooter{margin-top:-25px;}.tablebtnfooter{padding:15px 25px 15px 25px !important;border:1px solid #2dd08c !important;border-radius:25px;color:#2dd08c;transition:.1s;}.tablebtnfooter:hover{color:#fff;background:#2dd08c;}.tableheader td:nth-child(2) span{background:#acdeff;width:102px;height:24px;margin:auto;border-radius:16px;}.tableheader td:nth-child(3) span{background:#ffeec8;width:102px;height:24px;margin:auto;border-radius:16px;}.tableheader td:nth-child(4) span{background:#ffd1bd;width:52px;height:24px;margin:auto;border-radius:16px;}.mobiletables .premium-table-row:nth-child(1){background:#e0f5ff !important;}.mobiletables .premium-table-row:nth-child(2){background:#f9f9fa !important;}.mobiletables .premium-table-row .premium-table-cell:nth-child(odd){background:inherit !important;}.mobiletables .premium-table-row td:nth-child(2n){background-color:inherit !important;}.mobiletables td:nth-child(1){border-top-left-radius:8px !important;border-bottom-left-radius:8px !important;border:1px solid rgba(255,255,255,0);}.mobiletables td:nth-child(2){border-top-right-radius:8px !important;border-bottom-right-radius:8px !important;border:1px solid rgba(255,255,255,0);}.mobiletables tr:nth-child(1){margin-bottom:2px !important;}@media screen and (min-width: 767px){.responcol1,.responcol2{height:700px !important;}.responcolfonct1{height:570px !important;}.responcolfonct2{height:270px !important;}}.bloghp .premium-blog-thumb-effect-wrapper{padding:0px !important;}.bloghp .premium-blog-thumbnail-container{border-radius:0px !important;}.elementor-slideshow__footer{display:none !important;}.menunewsletter a{transition:.2s;}.menunewsletter a:hover{font-weight:700 !important;}.menunewsletter a:active{font-weight:700 !important;}@media screen and (max-width: 767px){.logonewsletter{text-align:center !important;}}.post-password-form{padding:100px !important;}.post-password-form > p{padding-bottom:25px !important;font-weight:500 !important;}.post-password-form label{margin-top:-18px !important;font-weight:400 !important;}.videoheader .elementor-wrapper{--video-aspect-ratio:initial !important;}#menu-main-menu li::after{display:none !important;}#menu-main-menu .sub-menu li{padding:5px 15px !important;}#menu-main-menu .sub-menu{box-shadow:0px 5px 30px .1px rgba(0,0,0,.1);border-radius:12px 12px 12px 12px;padding:20px 30px 20px 30px;}.ressourceslink{border-right:1px solid #e4e6e8;}.calcuhead{display:flex;justify-content:space-between;align-items:center;}.calcuhead div{display:inline;}@media screen and (max-width: 640px){.calcuhead{flex-direction:column;justify-content:initial;align-items:initial;}}.pays select{padding:15px 45px;border:1px solid #e6e7e8;border-radius:80px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:url("https://cdn-ikpnnpp.nitrocdn.com/gYDTqilPQmgducBnnsQhCzKlmUgVPmLj/assets/images/source/rev-370daf2/www.onoff.app/wp-content/uploads/2024/07/expand_more_black_24dp.svg") no-repeat right center;background-position:90%;margin:10px 5px 10px 0px;}.pays select.nitro-lazy{background-image:none !important;}.nhidden{display:none !important;}.hidden{display:none;}.toggle a{padding:12px 50px 12px 50px;border-radius:25px;transition:.2s;}.toggle a:hover{color:#2dd08c !important;}.toggle .adiv1 a:hover{color:#273348 !important;}.toggle .adiv1 a{background-color:#fff;color:#273348;}.toggle .adiv2 a{background-color:#2dd08c;color:#fff !important;}.pourcentage{background-color:#2dd08c;color:#fff;padding:4px 5px;border-radius:5px;font-size:12px;font-weight:500;margin-left:5px;margin-right:-40px;}@media screen and (max-width: 640px){.toggle a{border-radius:25px;}.toggle{width:100% !important;display:flex;justify-content:space-between;}.adiv1{width:50%;}.toggle a{padding:15px 60px;}}@media screen and (max-width: 640px){.toggle a{padding:15px 10px;font-size:14px;}.pourcentage{font-size:10px;margin-right:-70px;margin-left:30px;padding:5px 5px;}}.divprice1{font-size:24px;font-weight:400;color:#273348;}.price{color:#4b70f9;font-size:44px;font-weight:600;}.divprice2{color:#a3a3a3;font-size:20px;}.barredprice{text-decoration-line:line-through;}.features{border-radius:10px;border:1px solid #d4d7db;padding:22px 20px 18px 20px;align-items:center;margin-bottom:25px;margin-top:25px;color:#273348;}.featurespricechange{margin-left:4px;}.features input{margin-right:8px;cursor:pointer;}.features div{display:inline-flex;}.features2{color:#4b70f9;font-size:16px;font-weight:600;letter-spacing:-.64px;right:20px;position:absolute;}.features2 a{color:#4b70f9;transition:.2s;}.features2 a:hover{color:#273348;}@media screen and (max-width: 640px){.feature{display:flex;flex-direction:column;}.features2{position:initial;}}.popup_seemore{position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(0,0,0,.4);z-index:999999;display:none;}.content_popup{box-sizing:border-box;position:absolute;top:50%;left:50%;-webkit-transform:translateY(-50%) translateX(-50%);transform:translateY(-50%) translateX(-50%);width:80%;min-width:600px;max-width:1000px;height:90%;max-height:680px;background:transparent;border-radius:10px;}@media (max-width: 975px){.content_popup{position:fixed;top:70px;left:0;right:0;bottom:0;-webkit-transform:none;transform:none;width:100%;height:auto;min-width:0;max-height:none;}}.popOpen{display:block !important;}.pop_exit{position:absolute;right:25px;top:25px;color:#fff;z-index:9;}.pop_exit img{filter:invert(1);width:15px;height:15px;}.popup_full_rdv,.popup_full_blog,.popup_full_pdf{position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(0,0,0,.4);z-index:999999;display:none;}.content_popup{box-sizing:border-box;position:absolute;top:50%;left:50%;-webkit-transform:translateY(-50%) translateX(-50%);transform:translateY(-50%) translateX(-50%);width:80%;min-width:600px;max-width:1000px;height:90%;max-height:680px;background:transparent;border-radius:10px;}@media (max-width: 975px){.content_popup{position:fixed;top:50px;left:0;right:0;bottom:0;-webkit-transform:none;transform:none;width:100%;height:auto;min-width:0;max-height:none;}}.popOpen{display:block !important;}.pop_exit{position:absolute;right:25px;top:25px;color:#fff;z-index:9;}.pop_exit img{filter:invert(1);width:15px;height:15px;}