Spreadsheets
Every plan- Open and edit xlsx, xls and csv
- AutoSum and the usual functions
- Any report saved to Excel opens here
Shelli is not only a till. Selling, stock, customers, invoicing, the reports and the office work are one application, with its own assistant built in, and it takes the shape of the business using it. There is nothing else to subscribe to and no second program to learn.
No setup fee, no contract, and 30 days to decide. Change plan whenever the shop changes.
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Shelli Oficina keeps the shop's files on its own server, in each person's folder or on the device, and opens them without leaving the till. It comes with both plans.
Say "Hey Shelli" and it adds the item at the till, loads the customer, opens the screen you ask for, fills the form and tells you your figures. On Pro it also books your customers. It is not sold separately and we charge nothing for it; how far it goes depends on the model behind it.
Hey Shelli, add two Cokes and load Ana
Hey Shelli, book Ana tomorrow at 8 for a haircut with Marta
Hey Shelli, how much have we sold today?
Hey Shelli, where do I set up the printers?
Shelli was built to work with whichever model you point it at. Any of these three, changed whenever you like, on either plan.
Apple Intelligence on Mac, iPhone and iPad, or Android's own on-device AI. It works with no internet and nothing leaves the device.
Open-licence models through Ollama, downloaded onto the computer you already have. How big a model it will take is up to that computer: Shelli looks at it, tells you what it can manage and installs it with one button. It serves every till, Windows included, works with no internet once downloaded, and the data stays in the shop.
If you would rather use one of the big paid models, use it: your account, your key, and your provider bills you directly. Shelli only knows how to talk to it. You set the ceilings and it stops there.
Shelli gives each model a short exam on the shop's own machine and shows you how precise it was. The more capable the model behind it, the more it does, and on Pro it reaches the agenda, the reservations and the shop's own reports.
| Model | Download | Memory |
|---|---|---|
| Qwen 2.5 1.5B | 1 GB | 8 GB |
| IBM Granite 3.3 2B | 1.5 GB | 8 GB |
| Microsoft Phi-4 mini | 2.5 GB | 12 GB |
| IBM Granite 3.3 8B | 4.9 GB | 16 GB |
| Qwen 2.5 7Bbest Spanish | 4.7 GB | 16 GB |
| Qwen 2.5 14Bthe most capable | 9 GB | 32 GB |
| Model | Questions per dollar |
|---|---|
| Claude Haiku 4.5 | 714 |
| Claude Sonnet 5 | 357 |
| GPT-4.1 nano | 7,575 |
| GPT-4.1 mini | 1,893 |
| Grok 4.20 | 689 |
Ordinary questions one dollar buys, near enough. How many you get depends on how long they are.
None of this is paid to us. The account is yours, the key is yours and your provider bills you: we neither resell it nor take a share of it. What we built is a Shelli that couples with any model, so you can pick the one you want and change it later.
And you decide how much it may ever spend. Set a ceiling by month, by day, and by questions per person and per shop, with a warning before it gets there. It arrives at 5 USD a month, 0.50 USD a day, 200 questions a person and 500 a shop, and you change any of it, or turn the whole thing off.
Shelli Mini is a whole till on a phone, built for restaurants and for selling on the move. It costs less than Basic, it has one till plus the waiters' own devices, and it can be linked to a shop on Basic or Pro to share that shop's catalogue and stock.
30 days of Basic, and nothing to cancel if you walk away.