# Offline Cashbook vs Simple Invoice

The clearest difference is iOS requirement: Offline Cashbook at 15.6 against Simple Invoice's 18.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Offline Cashbook sells 3 in-app purchases, starting at $4.99 per month and Simple Invoice sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Offline Cashbook ships an update weekly, Simple Invoice every 4 days. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Offline Cashbook | Simple Invoice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/offline-cashbook/id6743007833/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 80 MB | 4 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Binaryscript Private Limited](https://appshunter.io/developer/1851378192) | [Fagner Caetano Silva](https://appshunter.io/developer/6783947893) |

## What reviewers say

### Offline Cashbook

[App page](https://appshunter.io/ios/app/offline-cashbook/id6743007833)

Manage your income and expenses privately with this user-friendly offline finance tracker. Log transactions, view financial overviews, and understand spending patterns with visual analytics, all without an internet connection. Secure your data with biometric authentication.

**Highlights:** 100% Offline functionality, Simple and intuitive interface, Detailed financial overview, Customizable categories, Visual spending analytics, Biometric security, Data backup and restore

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $4.99 | per month |
| Annual Plan | $49.99 | per year |
| Lifetime Plan | $79.99 | one-time |


### Simple Invoice

[App page](https://appshunter.io/ios/app/simple-invoice-receipt-maker/id6798286777)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple Invoice Monthly | $1.99 | per month |
| Simple Invoice Yearly | $14.99 | per year |


## Frequently asked questions

### Is Offline Cashbook free?

Offline Cashbook is free to download, with in-app purchases available.

### Is Simple Invoice free?

Simple Invoice is free to download, with in-app purchases available.

### Do Offline Cashbook or Simple Invoice have ads?

Neither Offline Cashbook nor Simple Invoice shows ads.

### Which is updated more often, Offline Cashbook or Simple Invoice?

Offline Cashbook ships an update weekly, and Simple Invoice every 4 days. Most recently, Offline Cashbook was updated on October 11, 2026 and Simple Invoice on October 7, 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.*