As specialty coffee purveyors and home enthusiasts have demonstrated a desire to taste as many wonderful coffees as possible, more brands have introduced machines to automate the monotonous task of dosing whole beans heading to single-dose grinders.
These new machines function like scaled-down versions of automated whole-bean portioning systems long used in roasteries for filling retail and wholesale bags.
Yet their emergence may be more closely tied to advancements in grinding, including the rise of grind-by-weight technology in commercial machines and the growing number of smaller single-dose grinders for high-end homes or nimble espresso bars.
While grind-by-weight systems provide accurate dosing for high-volume cafe coffees that move through big hoppers throughout the day, they may not be ideal for today’s “slow bars” with multiple espressos or pourover options. For those applications, measuring whole-bean doses for single-dose grinding has largely remained a manual task, requiring additional barista time.
Thus, early entrants in the automatic whole-bean dosing category have generally pitched their products as solutions for reducing tedium and improving efficiency while delivering dosing precision.
Acaia and Weber Workshops were two of the first established coffee equipment brands to bring this type of doser to market, where they have more recently been joined by brands such as BeanVibes, Madball Design and Muvna.
Here we take a look at the products that have so far helped define the automatic single-dose whole-bean doser category as well as some emerging new challengers:
Acaia Orion
At the 2017 SCA Expo, coffee equipment maker Acaia won a Best New Product award for the Orion Bean Doser, which combines the company’s weighing technology with a mechanism for starting and stopping the release of beans from a top-mounted hopper.
The minimalist countertop dispenser weighs doses for brewing or retail coffee bagging, and currently sells for $950. The standard hopper can be swapped for separately sold hoppers ranging from 250 grams to 2 kilograms.
Acaia, a California-based company with branch offices in Taiwan, the Netherlands and Japan, has since expanded the line with the Orion Mini and Orion Nano, the latter of which won a Best New Product award at the 2023 World of Coffee Athens event. The Mini currently starts at $950, while the Nano starts at $750. Multiple Nano units can connect through Orion’s Belt, a system for creating on-demand blends.
Weber Workshops Bean Counter
High-end home and prosumer coffee equipment maker Weber Workshops rolled out the Bean Counter in 2019 as an accompaniment to its single-dose coffee grinders and Bean Cellar storage tubes. The metal-bodied Bean Counter features a leather-handled teak lid for its hopper and an anodized aluminum dosing cup.
Progress is displayed on a digital screen on the front of the device as beans land in the dosing cup on an Acaia-made scale. The Bean Counter is currently marked “sold out” on Weber’s website, where the price is listed at $665. Weber Workshops told Daily Coffee News that a second-generation Bean Counter is in the works, with the company aiming for a launch by the end of this summer.
Madball Design MD-1 Coffee Bean Doser
Hangzhou, China-based Madball Design launched the MD-1 Metal earlier this year through online retail platforms including AliExpress, Amazon and Lazada. The Metal is a higher-end version of the MD-1 Coffee Bean Doser, which was introduced in 2025.
The MD-1 has a 200-gram-capacity hopper and dispenses doses with a stated weighing accuracy of 0.1 grams. Its slim, upright design is intended for modular use, allowing multiple units to align side by side on a commercial coffee bar, with hooks for customer-facing cards identifying the coffee inside.
The company was founded in Beijing in 2022 by designers Long Wong and Dana Xu, who later relocated operations to Hangzhou.
“The move was strategic,” Dana Xu told Daily Coffee News. “The south offers a far more vibrant coffee scene, fostering deeper collaboration and interaction within the community.”
Along with manual and planetary-geared WDT tools, Madball Design has also rolled out MD-1 accessories, including a battery pack and Bean Tube Direct Adapter for dispensing beans directly into storage vials that fit its Rotatable Display Rack.
BeanVibes Accountant
The Accountant is a compact, 3D-printed machine that dispenses precisely measured doses of up to 25 grams into its standard catch cup, or roughly 40 grams into an optional XL catch cup. The machine sells for $339 through the online store of San Francisco-based home coffee accessory maker BeanVibes.
The company is the passion project of UCSF resident physician Barrett Anderies, who launched the brand in 2022 with the first edition of the Accountant.
“I had been a coffee enthusiast for several years and wanted to start storing my coffee in [Weber Workshops] Bean Cellars, but I disliked filling them manually,” Anderies told Daily Coffee News. “When I surveyed the bean doser market at the time, I couldn’t find anything that met my (student) budget or accuracy requirements, so I set out to build my own.”
Anderies 3D-prints and hand-assembles all BeanVibes products in his apartment. The product line now includes the Trickler slow-feeder for single-dose grinders and the Groundskeeper WDT tool. In 2023, BeanVibes launched the Accountant V2, featuring battery-powered operation, improved electronics and wireless update capabilities.
Muvna Dosecraft M-100 Doser
Chinese coffee equipment company Muvna introduced the Dosecraft M-100 whole-bean doser at World of Coffee San Diego and has since shown it at several international trade shows ahead of its planned release this summer.
The M-100 features three individual hoppers, each holding up to 300 grams of coffee with a knurled, metal-edged button knob on top featuring an embedded LCD display. Users twist the knobs to adjust the dose, then press to send the selected weight of coffee into a receptacle beneath each hopper.
An included accessory funnel can direct beans from multiple hoppers into a single receptacle for on-demand blending. Pricing for the M-100 has not been announced.
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Howard Bryman
Howard Bryman is the associate editor of Daily Coffee News by Roast Magazine. He is based in Portland, Oregon.







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