Case studies
VROF has completed 50+ projects to date. Cases that can be made public are presented here, and more will be added.
26 client cases · of 50+ total
Clients and partners
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- 팝미디어
- 한국무진유통
- 이든디엔씨
- 이코노미114
- 오하플래닛
- 급진적과부하
- 송현엠앤티
- 씨유홀딩스
- 다인인슈텍
- 오로라모터스
TV schedule analytics dashboard
TV schedules that staff compiled by hand and charted in Excel are now collected automatically and viewed on screen. The weekly rebuild that took more than 4 hours now takes under a minute.
JPT Level-Up · Japanese test prep app
AntiFake · Real-time forgery detection engine
2026 14 cases
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JPT Level-Up · Japanese test prep app
JPT Level-Up is our own study service for the JPT (Japanese Proficiency Test), built and run in-house from planning onward. Each answer updates both the learner's level and the question's difficulty, so every day brings five questions from the weakest part, and words from missed questions go straight into a vocabulary list. Progress is shared across desktop and mobile (installed to the home screen) under one account.
Study flow Practice, error review and vocabulary each kept in a separate place from Practice → explanation → error notes → vocabulary in one record, with the next question chosen automatically from the weakest part to
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playbody · Video sales and streaming service
We moved film and lecture videos (about 46GB) from external hard drives into a streaming service where viewers buy titles with points, keep them and watch. We built uploading, GPU encoding, encrypted streaming, 720p–4K quality selection and an admin console, and we run the service so viewing continues uninterrupted during deployments.
Video sales and viewing channel Videos sat on external hard drives with no way to sell or watch them from 16 films and 3 lecture series (39 lectures) migrated and run as one service, from point purchase and ownership to 720p–4K viewing to
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Inferaft Story · AI character chat service
Inferaft Story is our own service for chatting with AI characters and for creating and sharing characters, built and run in-house from planning onward. Each conversation uses an AI model of the user's choice; every reply draws on the user's role, facts to remember and the world's settings; and any moment in the story can be drawn as an image and kept beside the chat. It works on desktop and mobile (installed to the home screen) in 12 languages.
Keeping settings alive in long conversations The user's role, earlier promises and the world's rules had to be restated in every conversation from Persona, memory notes and lorebook are consulted on every reply, and switching models keeps the same conversation and memory to
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Real-estate presale app listing collector
Select the regions and property types you need, and the tool scrolls each app list to the end and exports the listings to Excel. It reads the screen structure the app renders instead of capturing images of the screen.
Presale listings across two apps Staff opened the app and copied each listing by hand from Select region or type and run once · results in Excel to
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Quantitative creator scoring tool
Influencer profiles are collected automatically, scored on quantitative metrics only, and sorted into grades. Selection follows defined criteria rather than personal judgment.
Creator selection Staff compared metrics by hand from Four quantitative scores combined into a grade to
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Global product review collector
For a global research firm, we collected product reviews from twelve sources across major North and Latin American retail platforms and home appliance brands' online stores. Each platform provides data differently, so each source is collected in its own way and merged into a table with one common format.
Review data acquisition Collected separately, platform by platform from Twelve sources in one table with a common format to
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Keyword news alert platform
News on key topics that staff used to search for and sort by hand is now collected automatically, with instant alerts sent by KakaoTalk and email.
How news is tracked Searched manually by staff from Alerted automatically as soon as it is published to
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TV schedule analytics dashboard
TV schedules that staff compiled by hand and charted in Excel are now collected automatically and viewed on screen. The weekly rebuild that took more than 4 hours now takes under a minute.
Manual work time 4+ hours from Under 1 minute to
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Influencer performance report extension
Another vendor had started this as a Python desktop app and left it unfinished. We rebuilt it as a Chrome extension that runs in the user's own logged-in browser. All five platforms that had returned no data now collect correctly.
Platforms collecting correctly 1 of 5 from 5 of 5 to
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Tablet consultation web app for clinics
A tailored consultation system that builds trust from the moment a patient is handed the tablet in the consultation room until after they get home. Two questions produce recommended treatments and before-and-after comparisons, which the patient takes home on their phone via QR. The clinic edits treatments and prices itself, with no monthly fees.
Consultation intake and tailored treatment proposals and menus in four languages Long paper intake forms tired patients out, handwritten notes made while leafing through price booklets were forgotten once patients left, and printed materials were thrown away every time prices changed. from Two questions and a before-and-after slider let staff and patient review options together on screen, the finished proposal goes home on the patient's phone, and treatment changes made in the admin screen appear on the tablet immediately. to
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Hill PDF · In-browser PDF editor
A web service for merging, signing, stamping, and converting PDFs entirely in the browser. Files never leave the device, and business use requires no license.
Service operation Launched 2026.01 from 6 months without downtime · 10 languages to
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SETI · Email document OCR auto-entry
It watches the inbox, reads the text in attached PDFs and images, and uses AI to sort that text into fields exported to Excel. You decide the output format.
Service status Launched 2026.01 from Pilot service · free of charge to
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Multilingual news monitoring service
Register the keywords you care about and see only the articles that match. No complex setup. Available in Korean, English, Japanese, and Chinese.
News monitoring Launched 2026.03 from In operation · 4 languages to
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Delivery review manager with AI replies
Reviews from three delivery platforms are collected automatically, and AI drafts the replies. The owner reads each draft and posts it with one click.
Review replies Written by hand on three platforms from AI draft · posted after review to
2025 9 cases
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Delivery-app merchant collection and matching tool
Merchant lists that could only be viewed inside the apps are compiled into 12 fields automatically once a region is selected. Business registration numbers are then matched to check which merchants are also listed on other apps.
Merchant data across three delivery apps Staff opened the app, tapped through each store, and typed details into Excel from Select a region and run · 12 fields compiled in Excel, with listings on other delivery apps matched to
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Unauthorized brand seller tracker
For a public cultural foundation's copyright and trademark protection work, we automatically collected the online stores selling products under the foundation's brand name. Results are counted by seller, not by product.
Seller identification Search results checked one by one from All pages collected automatically to
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Unified online-store sales dashboard
Order data that staff downloaded store by store is now collected automatically from three platforms, totaled on one set of rules and shown on a single screen.
Checking sales 3 platforms · each store separately from One screen · collected automatically to
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Comment topic and sentiment analyzer
Video comments collected by search term are grouped by topic and shown with their positive and negative distribution. Researchers set the number of topics on screen and can adjust the criteria and rerun the analysis themselves.
Comment topic analysis Skimmed by eye and judged by feel from Distributions by topic and sentiment to
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Apartment listing-to-Excel collector
Opening each listing and copying the details by hand is replaced by a single run: choose the complexes you follow, press start, and listing details are collected automatically into two Excel files. It runs from one executable, with no Python installation.
Checking listings by complex Opening each listing one by one from Choose complexes, run once · results in Excel to
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Job-posting collection and publishing tool
Job postings spread across many boards are collected automatically and published to the client's own site under set categories. The screen records how many postings came from each board.
Posting aggregation Staff checked 19 boards by hand from All 318 postings found were collected to
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ELS disclosure comparison table builder
ELS and ELB product data is collected automatically from each securities firm. Product structures written as text are split into columns for maturity, observation interval, and early redemption terms, all in a single table.
Product comparison Checked firm by firm from Compared by term in one table to
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펀딩알리미 · Government funding notice alert service
Funding program notices from four separate public agencies are collected automatically, and only those matching registered keywords are sent as alerts. Built so that no deadline is discovered too late.
Funding program notices Users searched agency websites one by one from Collected automatically three times a day · alerts on keyword matches to
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Resumable data collector
Weekly records going back to 2019, more than five years of data, had to be fetched in one go. Requests sent in bursts get cut off partway and leave the day's collection half done. This collector resumes from the point of interruption and fills the entire range.
Range collected Stopped partway from Full range, 2019–2024 to
2024 3 cases
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AntiFake · Real-time forgery detection engine
Tools that detect forgery after the fact already exist, but a late verdict is of little use. We built detection that completes while the verification process is still under way. This was a national R&D project under the Ministry of SMEs and Startups' Startup Growth Technology Development Program. It produced AntiFake, for which a patent has been filed.
Project delivery Started 2023.05 from Completed 2024.07 · all 8 performance targets met to
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Store-by-store size inventory collector
Upload a product list and the tool looks up each item in the app, reads stock status by size, and exports it to Excel. Several devices run in parallel, so a longer list does not take proportionally longer.
Store stock by product and size Staff phoned stores to ask from Upload a product list and run once · results in Excel to
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India investment project collector
We collected every project from the government portal listing investment projects across India and compiled the scattered details into a single table with 41 fields. The tool was delivered as an executable for staff to run themselves.
Projects collected Projects looked up one at a time from 19,889 projects · 41 fields to
Client names are shown only with written consent. Other cases are identified by industry and company size.
Types of repetitive work VROF has automated.
Our project and delivery history, organized by type of work.
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Real-time status and price monitoring
Keeping a screen open and refreshing it by hand from Instant alerts when a matching change is detected to
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Collecting public information and disclosures
Visiting each agency website to check documents one by one from Entering a target list to compile the required items in one batch to
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Support for repetitive order, settlement, and inventory work
Logging in to each sales channel to reconcile records by hand from Records from all channels collected in one place and totaled automatically to
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Collecting reactions and posts across channels
Checking posts and comments across communities and media one by one from Reactions from many sources grouped by topic and reviewed at once to
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Automating repetitive on-screen operations
Entering data and clicking buttons in the same order while watching the screen from Screens operated automatically in a set sequence until the task is done to
Automation systems VROF uses in its own operations.
We run and validate these systems in-house every day. They share the same structure as the systems we deliver to clients.
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Automated settlement-to-invoice ledger
Every morning it reads the settlement statements that 26 partners send by email and builds a ledger of who to invoice and for how much. Opening each email, downloading files and copying amounts by hand is gone. The only step left for staff is the issue button.
From reviewing settlements to the tax invoice ledger One person, a full day from 1 hour to
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Search visibility checker
Checks up to twelve items on each site and reports only what changed since yesterday. Unmet required items fell from 24 to 16, and the remaining 16 are counted by the tool, not by a person.
Readable by search engines — unmet items 24 (2026-08-12) from 16 (2026-08-23) to
The hourly run schedule of our internal systems is available on the Internal operations automation page.
We also consult on work not listed here.
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