Comparison

Crazy Inventory vs tacStock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Crazy Inventory

Streamline manual inventory counts with this straightforward app. Easily create, import, and manage product lists. Track counted quantities, compare target vs. actual amounts, and export detailed reports as PDF files.

Highlights
  • Create and manage inventories
  • Import product lists
  • Track counted amounts
  • Barcode scanning for items
  • Offline inventory processing
  • Export inventory reports (PDF)
  • Compare target vs. actual quantities
Features
Read full description

You are looking for an app which supports your manual inventory? Here it is! It will reduce effort and error rate at manual inventories! The app is kept as simple as possible: 1) Create or import an inventory! 2) Add products to this inventory or select an imported product! 3) Collect counted amounts (positive or negative) until the amount was completely counted! 4) Export the inventory report or send it as pdf-data-file, labeled with your individual company address. Ready! ■ You can create and delete inventories, products and counted amounts. ■ You can easily import the products you have to count. ■ You can search for articles within an inventory ■ You can scan items via a barcode to find them quickly in the list ■ For processing an inventory you dont need an internet connection. ■ You can also get different products at one time and you dont need to sum up. ■ You can rearrange the list of your products. ■ You can acquire storage locations and storage areas. ■ You can record the inventory date in your inventory. ■ You dont need to sum up. ■ You will always have the overview of target and actual. ■ You have a steady balance between target and actual. ■ You can import and export the inventory and its counted amounts. ■ The import and export of your inventory into your dropbox ist carrie out as an xml file. ■ You can choose, whether the export contains the counted amounts only or the product's target and actual. ■ You can export your inventory as pdf data file into your dropbox. ■ You can send your inventories as pdf data files via e-mail. ■ You can identify the items in your journal according to order and value. ■ An internet connection is only required for for import or export of data. ■ You can use Crazy Inventory on your iPad or iPhone. ■ You can rename inventories

About

tacStock

Features
Read full description

tacStock is an application from tacoss.eMOBILE for mobile access to selected data from tacoss.eTRADE via tablets and smartphones. This mobile application supports you in your storage bin management. With this app you perform efficiently and transparently necessary tasks in the warehouse in goods receipt, goods issue, and inventory. A wide variety of functionalities from picking to stock transfer, repackaging, article control, storage bin search, and check can be used in an uncomplicated way on a mobile device. By instantly updating changes in tacoss.eTRADE, you achieve powerful warehouse management and internal transparency. Features and benefits of tacStock: - Powerful warehouse management integrated with tacoss.eTRADE - Selection of plants and associated warehouses - Goods receipt functions with order details, article control, and receipt slip creation - Outgoing goods functions with storage bin location and outgoing goods slip creation - Permanent and periodic inventories - Recording of stock transfer transaction - Simple scanning of barcodes - Picking and packing - Storage location search by scanning the article or a batch - Verification of storage bins according to weight/volume and allocation possibility - Transmission of information, such as images for clarification of questions - Printing of QR codes with the definition of preferred printers - Multi-client capability of the web application and thus possible group-wide use - Responsive design for optimal display on tablets and smartphones - No data storage on the web server, as all data comes from tacoss.eTRADE - High security through encrypted data exchange with tacoss.eTRADE (oAuth2) - Extensive user management

Screenshots

Crazy Inventory4 screens
tacStock4 screens

Verdict

The call

The clearest difference is price: tacStock at Free against Crazy Inventory's $2.99. tacStock also leads on update cadence (monthly vs every 3 months). Crazy Inventory's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

tacStock is free to download; Crazy Inventory costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Crazy Inventory ships an update every 3 months, tacStock monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Crazy Inventory versus tacStock: the parameters behind the verdict, then further details
ParameterCrazy InventorytacStock
Price$2.99Free — better
Rating5.0 (1 ratings) — better—
Positive reviews44.4% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size38 MB69 MB
Age rating4+4+
DeveloperThomas DubielTacoss Software GmbH

In-app purchases

None

Crazy Inventory

No in-app purchases

None

tacStock

No in-app purchases

Questions

Is Crazy Inventory free?
Crazy Inventory costs $2.99, with no in-app purchases.
Is tacStock free?
tacStock is free to download, with no in-app purchases.
Do Crazy Inventory or tacStock have ads?
Neither Crazy Inventory nor tacStock shows ads.
Which is updated more often, Crazy Inventory or tacStock?
Crazy Inventory ships an update every 3 months, and tacStock monthly. Most recently, Crazy Inventory was updated on November 6, 2026 and tacStock on November 3, 2026.

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