{"id":54258,"date":"2025-07-01T11:58:00","date_gmt":"2025-07-01T09:58:00","guid":{"rendered":"https:\/\/aboutsignal.com\/?p=54258"},"modified":"2025-12-10T11:34:39","modified_gmt":"2025-12-10T10:34:39","slug":"quanto-costa-costruire-e-mantenere-signal","status":"publish","type":"post","link":"https:\/\/aboutsignal.com\/it\/blog\/what-does-it-cost-to-build-and-maintain-signal\/","title":{"rendered":"Quanto costa costruire e mantenere Signal?"},"content":{"rendered":"<p><a href=\"https:\/\/aboutsignal.com\/it\/blog\/signal-e-gratuito-costi-di-utilizzo-di-signal\/\">Signal \u00e8 totalmente gratuito per gli utenti<\/a>, ma non lo \u00e8 per Signal stesso. Sviluppare, mantenere e gestire Signal costa decine di milioni di dollari ogni anno. Ma a cosa servono questi soldi?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Signal non \u00e8 focalizzato sul realizzare un profitto<\/h2>\n\n\n\n<p>Prima di tutto \u00e8 importante sapere che Signal \u00e8 un'organizzazione senza scopo di lucro. Ci\u00f2 significa Signal non \u00e8 focalizzato sull'ottenere un profitto, ma \u00e8 creato esclusivamente per voi, gli utenti. Non ci sono investitori o membri del consiglio di amministrazione che chiedono profitti, consentendo a Signal di concentrarsi completamente sulla privacy. I modelli di ricavo di altre app, come gli annunci personalizzati e la raccolta, l'utilizzo e la vendita dei dati degli utenti, vanno sempre a scapito della privacy degli utenti stessi. <a href=\"https:\/\/aboutsignal.com\/it\/blog\/come-fa-signal-a-guadagnare-soldi-il-modello-di-ricavi-di-signal\/\">La principale fonte di reddito per Signal sono le donazioni degli utenti<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Signal costa decine di milioni di dollari all'anno<\/h2>\n\n\n\n<p>Sviluppare, mantenere e gestire Signal costa decine di milioni di dollari all'anno. Dal 2025, Signal si aspetta che questa cifra aumenti fino a 50 milioni di dollari all'anno. In <a href=\"https:\/\/signal.org\/blog\/signal-is-expensive\/\">un post dettagliato sul blog<\/a>, Signal spiega dove vanno a finire questi soldi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L'infrastruttura costa 14 milioni di dollari all'anno<\/h2>\n\n\n\n<p>Per consentirti di utilizzare Signal, \u00e8 ovviamente necessaria un'infrastruttura. Questa include l'archiviazione temporanea di dati crittografati end-to-end per la consegna dei messaggi, una rete globale di server, costi di registrazione per i codici di verifica, larghezza di banda e alcuni servizi aggiuntivi.<\/p>\n\n\n\n<p>I costi sono i seguenti (situazione a novembre 2023):<\/p>\n\n\n\n<p><strong>Archiviazione: <\/strong>1.3 milioni di dollari all'anno.<br><strong>Server:<\/strong> 2.9 milioni di dollari all'anno.<br><strong>Costi di registrazione:<\/strong> 6.0 milioni di dollari all'anno.<br><strong>Larghezza di banda totale: <\/strong>2.8 milioni di dollari all'anno.<br><strong>Servizi aggiuntivi:<\/strong> 700 mila dollari all'anno.<\/p>\n\n\n\n<p>I servizi aggiuntivi includono attivit\u00e0 quali monitoraggio dei tempi di attivit\u00e0, avvisi di interruzione, capacit\u00e0 di emergenza e contratti di manutenzione.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">I costi del personale ammontano a 19 milioni di dollari all'anno<\/h2>\n\n\n\n<p>Signal ovviamente non pu\u00f2 esistere senza personale. Signal ha team separati per ogni piattaforma (Android, iOS e Desktop) che lavorano costantemente per mantenere Signal in funzione. Ci\u00f2 include aggiornamenti di sistema, sviluppo di nuove funzionalit\u00e0 e garanzia del funzionamento dell'app su un'ampia gamma di dispositivi.<\/p>\n\n\n\n<p>C'\u00e8 anche un team di sviluppatori che lavora sul <a href=\"https:\/\/github.com\/signalapp\/signal-server\">server di Signal<\/a> e librerie come <a href=\"https:\/\/github.com\/signalapp\/RingRTC\">RingRTC<\/a> e <a href=\"https:\/\/github.com\/signalapp\/libsignal\">libsignal<\/a>. Molti degli sviluppatori di Signal sono specialisti altamente qualificati con esperienza e competenza senza pari, in crittografia, in sicurezza e in applicazioni ad alta disponibilit\u00e0. <\/p>\n\n\n\n<p>Inoltre, i team di prodotto e di design definiscono le funzioni e l'aspetto dell'app. Un team di localizzazione garantisce la disponibilit\u00e0 dell'app in oltre sessanta lingue.<\/p>\n\n\n\n<p>Infine, c'\u00e8 un team di supporto a tempo pieno che interagisce con gli utenti. Poich\u00e9 Signal non ha una analisi dei dati nell'app e non raccoglie altri dati degli utenti fa molto affidamento su questo feedback.<\/p>\n\n\n\n<p>Attualmente, ci sono circa 50 dipendenti a tempo pieno, un numero molto basso rispetto ad altre app. Ad esempio, Line, in Giappone ha 3,100 dipendenti e KakaoTalk ne ha 4,000. Aziende pi\u00f9 grandi come Apple, Meta (WhatsApp) e Google hanno molti pi\u00f9 dipendenti.<\/p>\n\n\n\n<p>Circa la met\u00e0 del budget totale di Signal \u00e8 destinato al reclutamento e al mantenimento del personale. Tra stipendi, benefit, servizi di gestione delle risorse umane, assunzioni e tasse, si parla di circa 19 milioni di dollari all'anno.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Costi di ricerca e sviluppo<\/h2>\n\n\n\n<p>I costi di ricerca e sviluppo sono l'ultima categoria. Ci\u00f2 include la ricerca, costosa ma essenziale, per migliorare la tecnologia usata per garantire la privacy, come il recente aggiornamento post-quantistico per il protocollo Signal.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Supporta Signal e donas<\/h2>\n\n\n\n<p>Considerando tutto, Signal comporta costi sostanziali, e alcuni di questi costi aumentano con ogni nuovo utente. Tuttavia, Signal \u00e8 progettato per proteggere la tua privacy e non ha un modello aziendale che monitora il tuo comportamento o commercializza le tue conversazioni private per coprire questi costi.<\/p>\n\n\n\n<p>Invece, Signal mira a dimostrare che le applicazioni possono essere realmente realizzate esclusivamente per gli utenti, non per investitori, dati personali o profitto.<\/p>\n\n\n\n<p>Vuoi contribuire? Fai una donazione a Signal. Puoi farlo direttamente tramite l'applicazione Signal: vai nelle \"Impostazioni\" &gt; e seleziona \"Dona a Signal\" oppure puoi visitare il <a href=\"https:\/\/signal.org\/it\/donate\/\">sito web di Signal<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Signal costa decine di milioni di dollari per essere sviluppato e mantenuto.<\/p>","protected":false},"author":1,"featured_media":54261,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"<!-- wp:paragraph -->\n<p><a href=\"https:\/\/aboutsignal.com\/blog\/what-does-it-cost-to-build-and-maintain-signal\/\">Signal is free for users<\/a>, but not for Signal itself. Developing, maintaining, and operating Signal costs tens of millions of dollars each year. Where does all this money go?<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:heading -->\n<h2 class=\"wp-block-heading\">Signal is not focused on making a profit<\/h2>\n<!-- \/wp:heading -->\n\n<!-- wp:paragraph -->\n<p>First of all, it\u2019s important to know that Signal is a non-profit organization. This means Signal is not focused on making a profit but is created solely for you, the users. There are no investors or board members demanding profits, allowing Signal to fully focus on privacy. Revenue models from other apps such as personalized ads and collecting, using, and selling user data always come at the expense of user privacy. <a href=\"https:\/\/aboutsignal.com\/blog\/how-does-signal-make-money-the-revenue-model-of-signal\/\">Signal\u2019s main source of income is donations from users<\/a>.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:heading -->\n<h2 class=\"wp-block-heading\">Signal costs tens of millions of dollars per year<\/h2>\n<!-- \/wp:heading -->\n\n<!-- wp:paragraph -->\n<p>Developing, maintaining, and operating Signal costs tens of millions of dollars per year. From 2025, Signal expects this amount to rise to as much as 50 million dollars annually. In <a href=\"https:\/\/signal.org\/blog\/signal-is-expensive\/\">a detailed blog post<\/a>, Signal explains for the first time where all this money goes.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:heading -->\n<h2 class=\"wp-block-heading\">Infrastructure costs 14 million dollars per year<\/h2>\n<!-- \/wp:heading -->\n\n<!-- wp:paragraph -->\n<p>To allow you to use Signal, infrastructure is obviously required. This includes temporarily storing end-to-end encrypted data for message delivery, a global network of servers, registration costs for verification codes, bandwidth, and some additional services.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>The costs are as follows (situation as of November 2023):<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p><strong>Storage: <\/strong>1.3 million dollars per year.<br><strong>Servers:<\/strong> 2.9 million dollars per year.<br><strong>Registration costs:<\/strong> 6.0 million dollars per year.<br><strong>Total bandwidth: <\/strong>2.8 million dollars per year.<br><strong>Additional services:<\/strong> 700,000 dollars per year.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Additional services include things like monitoring uptime, outage alerts, emergency capacity, and maintenance contracts.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:heading -->\n<h2 class=\"wp-block-heading\">Personnel costs are 19 million dollars per year<\/h2>\n<!-- \/wp:heading -->\n\n<!-- wp:paragraph -->\n<p>Signal obviously cannot exist without staff. Signal has separate teams for each platform (Android, iOS, and Desktop) continuously working to keep Signal running. This includes system updates, developing new features, and ensuring the app works on a wide variety of devices.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>There is also a team of developers working on the <a href=\"https:\/\/github.com\/signalapp\/signal-server\">Signal server<\/a> and libraries like <a href=\"https:\/\/github.com\/signalapp\/RingRTC\">RingRTC<\/a> and <a href=\"https:\/\/github.com\/signalapp\/libsignal\">libsignal<\/a>.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>In addition, product and design teams determine the app\u2019s functions and appearance. A localization team ensures the app is available in more than sixty languages.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Finally, there is a full-time support team that interacts with users. Since Signal has no analytics in the app and collects no other user data, it relies heavily on this feedback.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Currently, there are about 50 full-time employees, which is very small compared to other apps. For example, Line in Japan has 3,100 employees, and KakaoTalk has 4,000. Larger companies like Apple, Meta (WhatsApp), and Google have many more employees.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>About half of Signal\u2019s total budget goes to recruiting and retaining staff. Including salaries, benefits, HR services, recruitment, and taxes, this totals around 19 million dollars per year.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:heading -->\n<h2 class=\"wp-block-heading\">Research and development costs<\/h2>\n<!-- \/wp:heading -->\n\n<!-- wp:paragraph -->\n<p>Research and development costs are the final category. This includes expensive but essential research to improve privacy technology, such as the recent post-quantum upgrade for the Signal Protocol.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:heading -->\n<h2 class=\"wp-block-heading\">Support Signal and donate<\/h2>\n<!-- \/wp:heading -->\n\n<!-- wp:paragraph -->\n<p>All in all, Signal incurs substantial costs, and some of those costs grow with every new user. However, Signal is designed to protect your privacy and does not have a business model that tracks your behavior or commercializes your private conversations to cover these costs.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Instead, Signal aims to prove that apps can truly be made solely for users\u2014not for investors, data hunger, or profit.<\/p>\n<!-- \/wp:paragraph -->\n\n<!-- wp:paragraph -->\n<p>Want to contribute? Donate to Signal. You can do this via the app under Signal Settings &gt; Donate to Signal or visit <a href=\"https:\/\/signal.org\/donate\/\">Signal\u2019s website<\/a>.<\/p>\n<!-- \/wp:paragraph -->","_et_gb_content_width":"","footnotes":""},"categories":[24],"tags":[],"class_list":["post-54258","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What does it cost to build and maintain Signal?<\/title>\n<meta name=\"description\" content=\"Signal costs tens of millions of dollars to develop and maintain. 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