# OMMS by buildnboost > OMMS (omms.buildnboost.com) is billboard and hoarding management software made in India by buildnboost. OMMS runs an outdoor media business in one place: hoarding inventory, proposals, campaigns, GST billing, collections, vendors, landlord rent, mounting crews and accounts. It has a web admin panel for office staff, an Android app for field crews and a portal for clients. It is built for outdoor media companies in India and handles GST invoices, GSTR-1 and TDS. Not to be confused with other products named OMMS, such as Media Link's Outdoor Management Module System. Last updated: 2026-10-22. Key facts: - Category: outdoor advertising / hoarding management software (B2B, web and Android). - For: hoarding owners, outdoor advertising agencies, and groups that run several media companies. - Covers: media inventory and availability, proposals, campaigns, client POs, GST invoices, collections (PO Pending, Bill Pending, Outstanding, TDS), vendor POs and bills, landlord rent, mounting and monitoring tasks with proof photos, attendance and staff location timeline, salaries, accounting, reports, client portal, notifications (in-app, email, WhatsApp, push), roles and audit log. - Contact: rahul@buildnboost.com ## Features - [Hoarding inventory with live availability](https://omms.buildnboost.com/features/media-inventory/): Every hoarding, kiosk, LED screen and transit site in one catalogue. - [Campaign management for outdoor advertising](https://omms.buildnboost.com/features/campaigns/): One record per booking, from first site to final payment. - [Hoarding proposals your clients can open](https://omms.buildnboost.com/features/proposals/): Send site proposals with Excel and PowerPoint links. - [GST billing for outdoor advertising](https://omms.buildnboost.com/features/billing-gst/): Client PO to GST invoice, with proformas and PDFs. - [Collections: PO Pending, Bill Pending, Outstanding and TDS](https://omms.buildnboost.com/features/collections/): See what is stuck between booking and money in the bank. - [Vendor POs and bills for printing and mounting](https://omms.buildnboost.com/features/purchase-vendors/): Printers, mounters and vendor bills, against what you charged. - [Landlord rent for leased hoarding sites](https://omms.buildnboost.com/features/rent-landlords/): Landlords, site rent due and rent payments. - [Mounting and monitoring tasks with proof photos](https://omms.buildnboost.com/features/field-operations/): Mounting and monitoring tasks, and the office to-do board. - [Field staff attendance, location timeline and salary](https://omms.buildnboost.com/features/staff-tracking/): Attendance, salaries and each field person’s route for the day. - [Accounting built for outdoor media billing](https://omms.buildnboost.com/features/accounting/): Vouchers, ledgers, books and year closing. - [Reports for owners, finance and sales](https://omms.buildnboost.com/features/reports/): Sales, GST, GSTR-1, site profit, campaign P&L and aging. - [A client portal for advertisers and agencies](https://omms.buildnboost.com/features/client-portal/): A login for clients to see their campaigns and invoices. - [Alerts on app, email, WhatsApp and push](https://omms.buildnboost.com/features/notifications/): Alerts by app, email, WhatsApp and push. - [Roles, audit log and recovery](https://omms.buildnboost.com/features/roles-security/): Roles, permissions, audit log, trash and several companies. - [Mobile app for mounting and monitoring crews](https://omms.buildnboost.com/mobile-app/): tasks, proof photos with GPS, attendance, salary, GPS routes. ## Who it is for - [Hoarding and billboard management software for media owners](https://omms.buildnboost.com/solutions/hoarding-owners/): For companies that own or lease hoardings: inventory and availability, landlord rent, licences, mounting crews, GST billing and profit by site in one system. - [Outdoor advertising (OOH) software for agencies](https://omms.buildnboost.com/solutions/media-agencies/): For agencies that plan and buy outdoor media: proposals, campaigns across vendors, client POs, GST invoices, vendor POs and bills, and margin per campaign. ## Guides - [Billboard and hoarding management software in India: an honest comparison (2026)](https://omms.buildnboost.com/guides/billboard-software-india-comparison/): Edge1, Adarth, Moving Walls, MMX, Mediaware, Efox OOH, Excel with Tally and OMMS compared on GST billing, field proof, landlord rent, DOOH and pricing. - [E-invoicing (IRN) for outdoor media companies in India](https://omms.buildnboost.com/guides/e-invoicing-for-outdoor-media-companies/): When an outdoor media company must e-invoice under GST, the 30-day IRN limit, credit notes, and how to handle FOC sites, cancellations and extensions. - [GST and TDS on outdoor advertising in India](https://omms.buildnboost.com/guides/gst-and-tds-on-outdoor-advertising/): How GST and TDS apply to hoarding and outdoor advertising invoices in India: SAC code, IGST or CGST/SGST, GSTR-1, and TDS on payments and site rent. - [Hoarding inventory in Excel vs software](https://omms.buildnboost.com/guides/hoarding-inventory-excel-vs-software/): When a spreadsheet is enough for hoarding inventory, the signs it has stopped working, and what billboard inventory software adds. - [Proof of posting for hoardings, done properly](https://omms.buildnboost.com/guides/proof-of-posting-for-hoardings/): What advertisers expect as proof that a hoarding ad went up and stayed up, and how to collect mounting photos without losing them in chats. - [SAC code for hoarding and outdoor advertising: 998366, 998362 or 998361](https://omms.buildnboost.com/guides/sac-code-for-outdoor-advertising/): Which SAC code to put on a hoarding or outdoor advertising invoice in India — 998366, 998362 or 998361 — with sample invoice lines and common mistakes. - [TDS on outdoor advertising under the Income-tax Act, 2025](https://omms.buildnboost.com/guides/tds-on-outdoor-advertising-2025-act/): TDS on hoarding and outdoor advertising from 1 April 2026: section 393 entries that replace 194C and 194-I, rates, thresholds and credit tracking. - [What is outdoor media management software?](https://omms.buildnboost.com/guides/what-is-outdoor-media-management-software/): What billboard and hoarding (outdoor media) management software does, who needs it, and what to check before choosing one — inventory to GST billing. ## Optional - [Pricing](https://omms.buildnboost.com/pricing/): pricing is quoted for each setup by the sales team; request a quote. - [Sample documents](https://omms.buildnboost.com/samples/): sample GST invoice, site proposal, vendor PO and reports made by OMMS. - [FAQ](https://omms.buildnboost.com/faq/): short answers about the product. - [Glossary](https://omms.buildnboost.com/glossary/): outdoor media and billing terms. - [Full text for LLMs](https://omms.buildnboost.com/llms-full.txt): every feature and guide in one file.