# On the hour vs Zipbook

The clearest difference is rating: Zipbook at 5.0 against On the hour's 4.0. On the hour's advantage is ads (none vs shown) and update cadence (weekly vs every 3 weeks). On price, ratings volume, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zipbook holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

On the hour ships an update weekly, Zipbook every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | On the hour | Zipbook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/on-the-hour/id6753136689/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/zipbook/id6758286920/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 28 MB | 18 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [田丰 何](https://appshunter.io/developer/1674464316) | [潇娴 张](https://appshunter.io/developer/1831920558) |

## What reviewers say

### On the hour

[App page](https://appshunter.io/ios/app/on-the-hour/id6753136689)

This utility app provides a single, focused function: a chime that sounds precisely on the hour. It's designed for users who need a simple, reliable auditory reminder of passing time.

**Highlights:** Hourly chime notification, Simple, single-function design, Reliable timekeeping alert

**Features:** macOS Compatibility

**In-app purchases:** none


### Zipbook

[App page](https://appshunter.io/ios/app/zipbook/id6758286920)

Effortlessly track income and expenses using AI-powered natural language input. This app intelligently categorizes transactions, provides financial analysis through charts and trends, and offers a minimalist interface for quick recording. Your financial data is stored locally for enhanced privacy.

**Highlights:** AI Smart Semantic Recognition, Natural Language Input, Smart Extraction of Details, Batch Entry for Multiple Transactions, Financial Analysis Dashboard, Category and Trend Charts, Local Data Storage

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

**In-app purchases:** none


## Frequently asked questions

### Is On the hour free?

On the hour is free to download, with no in-app purchases.

### Is Zipbook free?

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

### Which has better reviews, On the hour or Zipbook?

Zipbook is rated higher. On the hour averages 4.0 out of 5 from 2 ratings, while Zipbook averages 5.0 from 3 ratings.

### Do On the hour or Zipbook have ads?

Zipbook shows ads; On the hour does not.

### Which is updated more often, On the hour or Zipbook?

On the hour ships an update weekly, and Zipbook every 3 weeks. Most recently, On the hour was updated on October 30, 2026 and Zipbook 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.*