Rohlik Scraper for Czech Grocery Prices and Stock

This shop owns its warehouse, so the stock number means something. On a marketplace it is a guess; here it is inventory.

Rohlik Scraper
Solutions

Managed grocery data, run end to end by us

ScrapeIt runs the collection as a managed service. You name the categories or brands; we build the pipeline with unit prices computed, variable-weight items flagged, regular and promotional prices separated, and hand back CSV, JSON, Excel or a push into your warehouse.

Where stockouts or promotions matter we run repeat collection and keep every observation, because an item that came back into stock leaves no record of having been out.

We collect public catalogue data only, honour the crawl rules and pace requests. No customer data, no order information, no account access. Terms restrict commercial reuse, so the dataset is for analysis rather than republication, and your counsel should see the use case before the project starts.

Rohlik fields in every export

Product records carry the product name, brand, category path, pack size and unit, price in koruna, unit price per kilogram or litre, availability state, promotional price where running, and the address.

Unit price is computed rather than trusted or omitted. Grocery pack sizes vary constantly and comparing pack prices compares packaging, so price per kilogram or litre travels on every row alongside the raw price.

Variable weight items are flagged as such. A piece of cheese sold at an approximate weight is a different kind of row from a sealed 500 gram pack, and treating them identically produces unit prices that look precise and are not.

Promotional and regular price are separate fields with the promotion type where stated, since a series that records only the price paid cannot distinguish a discount from a price change.

Every row carries the collection timestamp and the currency.

Rohlik fields in every export
Stockout series, own-label share and promotions

Stockout series, own-label share and promotions

Stockout series are the strongest output here and need repeat collection with every observation kept. Which products go unavailable, how often and for how long is a supplier-facing metric that cannot be reconstructed from a snapshot.

Own-label share by category is a straightforward read on retailer strategy once brand is collected properly, and it is one of the questions brand manufacturers most often bring to grocery data.

Promotion analysis needs regular and promotional price kept apart, plus enough collection frequency to catch promotions that run for days rather than weeks.

Assortment change tracking shows products entering and leaving the range, which for a supplier is an early signal about a listing decision and cannot be seen from a current catalogue at all.

An own-inventory grocer, not a marketplace

Rohlik is the largest online grocer in the Czech Republic, running its own warehouses and delivery fleet rather than acting as a marketplace over existing shops.

That distinction changes what the data means. On a delivery marketplace, availability reflects whatever a partner shop told the platform, with a lag and an error rate. Here the operator holds the stock, so availability and stock indications are its own inventory position rather than a third party's estimate. For anyone studying assortment or out-of-stock behaviour that is a materially better signal.

The second structural feature is fresh produce. A grocer selling loose fruit, vegetables, meat and cheese has items priced per kilogram and sold by approximate piece, and the relationship between the shelf price, the pack size and what a customer actually pays is not a single number.

Category pages respond directly with substantial content. Crawl rules are published and disallow a single path, leaving the catalogue open.

Get a Quote
dev_w
25

Developers

customers
500+

Customers worldwide

pages
1 500 000 000+

Pages extracted

stime
15000+

Hours saved for our clients

Plans

Airplane

€199 / one-time

setup fee - included

Data limits100,000
Frequencyone-time
Run timeup to 5 days
Data storing7 days

Helicopter

€169 / mo

setup fee €499

Data limits250,000
Frequencymonthly
Run timeup to 5 days
Data storing14 days

Glasses

€229 / mo

setup fee €499

Data limits1,000,000
Frequencyweekly
Run timeup to 5 days
Data storing30 days

DNA

€549 / mo

setup fee €799

Data limits3,000,000
Frequency3 times daily
Run timesame day
Data storing90 days

Why own inventory makes the availability field usable

Out-of-stock analysis is one of the most requested things in grocery data and one of the least reliable, because on most sources the availability signal is second hand.

A marketplace reports what a partner shop's system said, at whatever refresh interval that integration runs. Errors are common, the lag is invisible, and an analysis of stockouts built on it is measuring integration quality as much as inventory.

An own-inventory retailer publishes its own position. When it says an item is unavailable, that is the operator's own state, which makes availability a field worth building a series on. For suppliers watching whether their products are actually on virtual shelves, that distinction is the whole point.

The second reason is assortment analysis. A retailer that chooses its own range makes visible decisions - which brands it carries, how deep each category goes, where own-label sits against branded - and those are strategy rather than marketplace accident.

The third is the Czech market specifically, which is well developed in online grocery relative to its size and is frequently used as a reference point for the region. It is also one country: regional conclusions need the neighbouring markets too.

The fourth is fresh produce pricing, which is where naive pipelines produce their most confident errors.

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Who builds and keeps your grocery feed

ScrapeIt is a managed extraction company, not a tool you have to learn. Our team builds the pipeline, watches it as category structures change, and repairs it before a stockout series develops a gap that cannot be backfilled.

You see a sample first, in your format, over the categories you actually track, with unit prices computed and variable-weight items flagged so you can judge the handling on real produce.

FAQ

Why is availability more reliable here?

Because the operator holds the stock. A marketplace reports what a partner shop's system said, with an invisible lag and a real error rate - an analysis built on that measures integration quality as much as inventory. Here the signal is the retailer's own position.

How do you handle loose produce?

Variable-weight items are flagged as such. A piece of cheese sold at approximate weight is a different row from a sealed 500 gram pack, and treating them identically produces unit prices that look precise and are not.

Why compute unit prices?

Because pack sizes vary constantly and comparing pack prices compares packaging. Price per kilogram or litre travels on every row next to the raw price, so the comparison is about the product rather than the box.

Can you tell a discount from a price change?

Yes, because regular and promotional price are separate fields with the promotion type where stated. A series recording only the price paid cannot distinguish the two, which makes any promotional analysis built on it unreliable.

Does this represent Czech grocery generally?

It represents the largest online grocer in a market that is well developed online for its size. Physical retail is a different picture, and regional conclusions need the neighbouring markets collected too.

How does it Work?

Step 1 - Make a Request

You share your needs, expectations, and desired timeframe. We’ll suggest the best solution based on your request and budget.

Step 2 - Configuring Custom Web Crawlers

Our specialists configure the crawlers and extract a sample dataset for your review before proceeding with the full-scale extraction.

Step 3 - Collect and Deliver

Once you approve the sample, we launch the project and start full data collection. We gather, filter, and structure the data for easy use, delivering it on time in your preferred format.

Step 4 - Maintain and Support

Our team manages ongoing processes, monitors website changes, and supports all data extraction cycles. We can also help integrate data into your systems or create dashboards to simplify analysis.

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