Best apps to track expenses in Argentina in 2026.

Tracking expenses in Argentina has its own rules. It is not enough to write down how much you spent: many times you also need to deal with pesos and dollars, inflation, digital wallets, cash, bank transfers, shared expenses, and subscriptions spread across different accounts.

That is why the best expense tracking app is not necessarily the one with the most features, but the one that best adapts to how you actually use money.

In this guide, we compare different options to organize your expenses in 2026: AI-powered apps, WhatsApp bots, spreadsheets, digital wallets, banking apps, and tools for splitting expenses.

Quick summary

If you want to track expenses without opening an app, Gasti is one of the most practical options because it lets you record transactions through WhatsApp using artificial intelligence.

If you prefer full manual control, Excel or Google Sheets are still good options.

If you only want to review movements from a specific bank account or wallet, your bank app or digital wallet may be enough.

And if your main problem is splitting expenses with other people, Splitwise is still a useful alternative.

What a good expense tracking app in Argentina should have

A good app to track expenses in Argentina should help you solve concrete day-to-day problems.

First, it needs to let you record expenses quickly. If entering a transaction takes too long, sooner or later you will stop doing it.

Second, it should help you categorize automatically. There is not much point in writing everything down if you then need to spend hours sorting supermarket, delivery, transport, nights out, subscriptions, or household expenses.

Third, it should adapt to a financial life with more than one currency. In Argentina, many people think about part of their money in pesos, part in dollars, and sometimes also in other currencies or assets.

Fourth, it should give you a clear way to see budgets, trends, and important expenses without forcing you to build everything from scratch.

The best app is not the one that looks most complete on day one. It is the one you can keep using for months.

1. Gasti

Gasti is an Argentine personal finance app that lets you track expenses through WhatsApp using artificial intelligence. You can write a message, send a voice note, or upload a receipt image, and Gasti interprets the transaction, categorizes it, and adds it to your dashboard.

Its main advantage is low friction. Instead of opening an app, looking for a button, choosing a category, and manually entering data, you can record an expense from a WhatsApp conversation.

That makes it especially useful for people who have already tried tracking expenses with spreadsheets or traditional apps, but gave up because entering everything felt too heavy.

Gasti also helps manage budgets, accounts, group expenses, automatic rules, and multiple currencies.

When Gasti makes sense

Gasti makes sense if you want to track expenses from WhatsApp, if you manage pesos and dollars, if you share expenses with a partner, family, or friends, or if you struggle to maintain a manual spreadsheet.

It also makes sense if you are looking for a tool that is more complete than a digital wallet, but less heavy than a spreadsheet full of formulas.

When it may not be ideal

It may not be ideal if you prefer to control everything manually, if you do not use WhatsApp at all, or if you only need to review movements from a single bank account.

2. Chanchito

Chanchito is another alternative focused on tracking expenses in a simple way, also through a conversational experience. Its proposal is aimed at reducing the friction of recording everyday transactions.

It can be a good option if you want to get started quickly and are interested in a bot format for tracking expenses.

Before choosing it, it is worth checking how well it covers features such as budgets, multi-currency support, exports, shared expenses, and deeper financial analysis.

3. Excel or Google Sheets

Excel and Google Sheets are still widely used for expense tracking because they are flexible, familiar, and free. You can create your own categories, formulas, charts, and reports.

The problem is usually not the spreadsheet’s capacity, but consistency. A spreadsheet works well if you enter everything, every day, without forgetting. For many people, that friction is exactly what ends up breaking the habit.

When Excel or Google Sheets make sense

They make sense if you want full control, if you enjoy customizing your own system, and if you have the discipline to enter transactions regularly.

They can also work if your financial situation is very specific and you prefer to design your own rules.

When they are not as convenient

They are not as convenient if you need automation, alerts, fast mobile entry, or automatic categorization.

If every expense depends on opening a spreadsheet, filling in rows, and checking formulas, the system will probably become hard to maintain.

4. Digital wallets

Digital wallets help you see payments made within their own platform. They are useful because they are already part of daily life and show transactions without requiring you to enter anything manually.

The problem is that they usually show only one part of your financial life. If you use several accounts, cash, cards, transfers, dollars, or shared expenses, the picture is incomplete.

They work well as a partial source, but not always as the central system for tracking all your expenses.

5. Banking apps

Banking apps show real movements from an account or card. That is useful for reviewing purchases, detecting charges, and understanding part of your monthly expenses.

But a banking app does not always understand context. The bank can show where you paid, but not necessarily what the expense was for, whether you shared it with someone, whether it was exceptional, or whether it affects your monthly budget.

That is why a banking app can help, but rarely replaces a tool specifically designed to organize personal finances.

6. Mobills

Mobills is a personal finance app known in Brazil and other markets. It offers a more traditional finance app experience, with categories, budgets, and reports.

It can work for users looking for a general-purpose app who do not mind entering transactions inside a more classic interface.

For Argentina, it is worth checking how well it adapts to local habits: pesos, dollars, inflation, Argentine banks, digital wallets, and everyday ways of tracking expenses.

7. Fintonic

Fintonic is known in Spain and other markets for connecting accounts and helping users visualize financial movements. Its usefulness depends heavily on the country and the available integrations.

For Argentine users, the main question is whether it truly solves the local context. An app can be very good in another market, but lose value if it does not adapt to Argentina’s currencies, banks, wallets, and financial habits.

8. Splitwise

Splitwise is not a complete financial tracking app, but it is very good for splitting expenses. It works well for trips, groups, couples, or shared living situations.

Its focus is knowing who paid what and how much each person owes. For that, it works very well.

The limitation is that it does not replace a personal budget or a complete view of income, expenses, categories, and balances.

It can complement an app like Gasti, but it does not serve exactly the same role.

So, which one should you choose?

Choose Gasti if you want to track expenses through WhatsApp, reduce manual entry, and get a more complete view of your money.

Choose Excel or Google Sheets if you want full control and are willing to enter everything manually.

Choose a digital wallet or banking app if you only want to review movements from one specific account.

Choose Splitwise if your main problem is splitting expenses with other people.

Our recommendation

For Argentina in 2026, the key point is friction.

The winning app is not only the one with the most features, but the one that actually gets you to record your expenses every day. If the system depends on remembering, opening a spreadsheet, and entering every movement manually, it probably will not last long.

That is why Gasti is a strong option: it turns WhatsApp, a tool you already use, into the entry point for organizing your personal finances.

Try Gasti

If you want to track your expenses without filling out a spreadsheet every day, you can try Gasti and start recording your movements from WhatsApp