# Halcom One Serbia > Universal identifier for secure two-factor authentication and digital document signing. (iPhone/iPad app by HALCOM AD BEOGRAD.) - Source: https://appshunter.io/ios/app/halcom-one-serbia/id1515241708 (this page in markdown: same URL + `.md`) - Developer: [HALCOM AD BEOGRAD](https://appshunter.io/developer/1457971068) - Category: Business - Price: Free - Age rating: 4+ - Requires: iOS 12.1 · 46 MB - Languages: American English, Bosnian, German (Germany), Serbian, Slovenian - Released: 2021-07-06 - Data updated: 2026-06-01 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/halcom-one-serbia/id1515241708/reviews.md ## What is Halcom One Serbia? What is Halcom One? The Halcom One mobile application is designed as a universal identifier that provides an excellent user experience and high level of safety. It enables quick and simple two-stage authentication and digital signing of documents using cloud-based digital signatures. The outstanding user experience supported by two-factor authentication supports digital signing of XML documents, PDF documents and hash values of the documents' contents. Halcom One allows users to sign documents anywhere and anytime (24/7), using customized visualisation to ensure compliance with the 'What You See Is What You Sign' (WYSIWYS) concept. The application is fully compliant with the GDPR, eIDAS and PSD2 (Payment Service Directive). User benefits: 1. Highest level of digital signing security 2. Compliance with all relevant regulations and laws 3. Represents your ID card in e-business (e-identity) 4. Increased mobility, availability of application 24/7 5. Excellent user experience, customized visualization and simple procedure ## Key features - Two-factor authentication - Cloud-based digital signatures - Digital signing of XML and PDF documents - Customized visualization (WYSIWYS) - 24/7 availability - GDPR, eIDAS, and PSD2 compliant ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/halcom-one-serbia/id1515241708/reviews.md ### 1/5 — Ne radi *2026-01-09* Ne radi! Ukucaš pin, ne radi. Obratiš se za pomoć operaterima, nedostupni su. Pakao! ## Frequently asked questions about Halcom One Serbia ### What is Halcom One Serbia used for? Halcom One Serbia is used for secure two-factor authentication and digital signing of documents. It allows users to sign XML and PDF documents using cloud-based digital signatures with a high level of security. ### Is Halcom One Serbia free to use? Yes, Halcom One Serbia is available for free. The application is listed as free with no mention of in-app purchases or subscription fees. ### What devices does Halcom One Serbia support? Halcom One Serbia is supported on iPhone and iPod devices. It is designed for mobile use on these platforms. ### How secure is Halcom One Serbia? Halcom One Serbia offers the highest level of digital signing security through two-factor authentication and cloud-based digital signatures. It is compliant with major regulations like GDPR, eIDAS, and PSD2. ### Can I sign documents with Halcom One Serbia anytime? Yes, Halcom One Serbia provides 24/7 availability, allowing users to sign documents anywhere and anytime. This increased mobility is a key user benefit. ### Does Halcom One Serbia have ads? No, Halcom One Serbia does not contain advertisements. The application is listed as having no ads, ensuring an uninterrupted user experience. ### What is the 'What You See Is What You Sign' (WYSIWYS) concept in Halcom One Serbia? The WYSIWYS concept in Halcom One Serbia ensures that users see an accurate visualization of the document before signing, guaranteeing that what they see is exactly what they are digitally signing. ### How often is Halcom One Serbia updated? The latest version of Halcom One Serbia is 8.0.4, last updated on December 15, 2025. This indicates a recent update, suggesting ongoing development and maintenance. ## Version history (last 5 releases) ### 8.0.4 — 2025-12-15 Minor changes ### 8.0.3 — 2025-12-12 minor changes. ### 8.0.2 — 2024-03-20 Minor changes ### 8.0.1 — 2023-10-25 RS: Dodata funkcija koja omogućava SRU da koristi vizuelizaciju formata fizičkih lica za pravna lica Dodan novi alias: document-id ENG: Added feature that enables SRU to use natural person format visualization for legal persons Added an additional alias type: document-id ### 7.0.1. — 2023-10-12 Bug fixes and performance improvements. ## Apps similar to Halcom One Serbia | App | Rating | Price | Category | | --- | --- | --- | --- | | [Aik mBiz](https://appshunter.io/ios/app/aik-mbiz/id1630112203) | 1.0 (1) | Free | Business | | [FamilyPass.rs](https://appshunter.io/ios/app/familypassrs/id6504361284) | 5.0 (3) | Free | Business | | [Wiener Zdravlje](https://appshunter.io/ios/app/wiener-zdravlje/id1458372722) | 1.1 (26) | Free | Business | | [AutoScout24: Switzerland](https://appshunter.io/ios/app/autoscout24-switzerland/id295835058) | 4.7 (198) | Free | Business | ## More apps by HALCOM AD BEOGRAD - [HALmBank MultiPay](https://appshunter.io/ios/app/halmbank-multipay/id1356565597) All apps by HALCOM AD BEOGRAD: https://appshunter.io/developer/1457971068 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*