# Work Hours Calculator vs ZapCharge

The clearest difference is in-app purchases: ZapCharge at none against Work Hours Calculator's 6. ZapCharge also leads on iOS requirement (15.0 vs 17.0). Work Hours Calculator's advantage is update cadence (every 10 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Work Hours Calculator sells 6 in-app purchases, starting at $2.99 per month. ZapCharge asks for nothing beyond the download.

Work Hours Calculator ships an update every 10 days, ZapCharge monthly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Work Hours Calculator | ZapCharge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (704 ratings)](https://appshunter.io/ios/app/work-hours-calculator/id1644554489/reviews)** | — |
| Number of ratings | **704** | — |
| Positive reviews | 86.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Subscription | — |
| Size | 13 MB | 72 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Applorium Ltd](https://appshunter.io/developer/1688522804) | [益阳赫山区聚小充科技有限公司](https://appshunter.io/developer/1849593688) |

## What reviewers say

### Work Hours Calculator

[App page](https://appshunter.io/ios/app/work-hours-calculator/id1644554489)

Track your work hours, breaks, and earnings with this intuitive tool. It automatically calculates pay for hourly or daily rates, supports multiple jobs, and offers flexible shift management. Stay organized and in control of your income.

**Highlights:** Customizable shift entries for multiple jobs, Automatic calculation of hours and pay, Break tracking for accurate paid time, Flexible shift rotation, Daily pay adjustments (tips, bonuses), Smart search for past shifts

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Work Time Calculator Premium | $2.99 | per month |
| Work Time Calculator Pro | $3.99 | per month |
| Yearly | $7.99 | per year |
| Work Time Calculator Pro | $19.99 | per year |
| Lifetime | $14.99 | one-time |
| Work Time Calculator Pro | $39.99 | one-time |

**What reviewers like**

- ⏱️ Accurate time tracking and hour calculation
- 👍 Simple and easy-to-use interface
- 🚀 Fast and practical performance
- 💾 Weekly and monthly view options
- ⏰ Effective time-saving tool for timecard management

**What reviewers complain about**

- ❌ Limited pay period flexibility (weekly/monthly only)
- ❌ No overtime rate configuration
- ❌ Cannot handle multiple shifts per day
- ❌ No split shift option available
- ❌ Missing total hours in exported documents

**Reported bugs**

- Hourly rate calculation showing incorrect salary totals
- Total hours not appearing in exported documents
- Pay rate changes retroactively affecting all previous entries instead of from update date forward

**Requested features**

- Two-week pay cycle option
- Overtime pay calculation (time-and-a-half, double time)
- Multiple shifts per day support
- Split shift functionality
- Different pay rates for day/night/weekend/holiday shifts


### ZapCharge

[App page](https://appshunter.io/ios/app/zapcharge/id6772404574)

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

**In-app purchases:** none


## Frequently asked questions

### Is Work Hours Calculator free?

Work Hours Calculator is free to download, with in-app purchases available.

### Is ZapCharge free?

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

### Do Work Hours Calculator or ZapCharge have ads?

Neither Work Hours Calculator nor ZapCharge shows ads.

### Which is updated more often, Work Hours Calculator or ZapCharge?

Work Hours Calculator ships an update every 10 days, and ZapCharge monthly. Most recently, Work Hours Calculator was updated on October 27, 2026 and ZapCharge on October 24, 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.*