# Sinkstack vs Cashbook

The clearest difference is price: Sinkstack at $0.99 against Cashbook's $1.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Sinkstack costs $0.99 and Cashbook $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sinkstack ships an update every 6 days, Cashbook every 3 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Sinkstack | Cashbook |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/cashbook-daily-expense-tracker/id6811246947/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 3 days** |
| Monetization | — | Paid |
| Size | 6 MB | 29 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Robert Corbin](https://appshunter.io/developer/1890247992) | [俊烽 李](https://appshunter.io/developer/6802339427) |

## What reviewers say

### Sinkstack

[App page](https://appshunter.io/ios/app/sinkstack-paycheck-budget/id6776308197)

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

**In-app purchases:** none


### Cashbook

[App page](https://appshunter.io/ios/app/cashbook-daily-expense-tracker/id6811246947)

This app helps you track daily expenses and income across various accounts. It offers features like customizable quick entries, multi-currency support, and personal or business ledgers. Set budgets, track savings goals, and view clear financial summaries.

**Highlights:** No sign-in, data stays on device, Expenses, income, and transfers tracking, Multi-currency accounts, Customizable quick entry tags, Personal and business ledgers, Budgeting and savings goals, CSV import/export and JSON backup

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Sinkstack free?

Sinkstack costs $0.99, with no in-app purchases.

### Is Cashbook free?

Cashbook costs $1.99, with no in-app purchases.

### Do Sinkstack or Cashbook have ads?

Neither Sinkstack nor Cashbook shows ads.

### Which is updated more often, Sinkstack or Cashbook?

Sinkstack ships an update every 6 days, and Cashbook every 3 days. Most recently, Sinkstack was updated on October 31, 2026 and Cashbook on November 6, 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.*