# Spending Tracker・Buck vs Sero

The clearest difference is in-app purchases: Sero at none against Spending Tracker・Buck's 2. Sero also leads on update cadence (weekly vs every 4 months) and iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Spending Tracker・Buck sells 2 in-app purchases, starting at $0.99 per month. Sero asks for nothing beyond the download.

Spending Tracker・Buck ships an update every 4 months, Sero weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Spending Tracker・Buck | Sero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 55 MB | 45 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muneeb Rana](https://appshunter.io/developer/1855103706) | [NOEL JR CALATRAVA](https://appshunter.io/developer/6783575060) |

## What reviewers say

### Spending Tracker・Buck

[App page](https://appshunter.io/ios/app/spending-trackerbuck/id6755629366)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Subscription | $7.99 | per year |


### Sero

[App page](https://appshunter.io/ios/app/sero-budget-and-expense-tracker/id6783575058)

**In-app purchases:** none


## Frequently asked questions

### Is Spending Tracker・Buck free?

Spending Tracker・Buck is free to download, with in-app purchases available.

### Is Sero free?

Sero is free to download, with no in-app purchases.

### Do Spending Tracker・Buck or Sero have ads?

Neither Spending Tracker・Buck nor Sero shows ads.

### Which is updated more often, Spending Tracker・Buck or Sero?

Spending Tracker・Buck ships an update every 4 months, and Sero weekly. Most recently, Spending Tracker・Buck was updated on October 30, 2026 and Sero on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*