Comparison

Work Hours Calculator vs ZapCharge

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Work Hours Calculator

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
Read full description

Work Time Calculator is the all-in-one tool designed for shift workers, freelancers, and anyone who tracks their hours. With a clear, user-friendly interface, it makes logging your work simple, accurate, and stress-free. Easily calculate your working hours, break times, and earnings – just enter your shift’s start and end times, and the app does the rest. Key Features: - Customisable shift entries with support for multiple jobs - Automatic calculation of total hours and pay - Break tracking that adjusts your paid time accurately - Flexible shift rotation for recurring work patterns - Notes for adding shift-specific details - Daily pay adjustments, including tips and bonuses - Smart search to find past shifts by date or keyword - Seamless support for both hourly and daily rates Whether you’re managing a full-time job, part-time gig, or juggling multiple roles, Work Time Calculator helps you stay organised, on schedule, and in control of your pay. Subscription terms: - The subscription auto-renews at the end of each term. - Payment will be charged to iTunes Account at confirmation of purchase. - The subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. - Account will be charged for renewal within 24-hours prior to the end of the current period. - You may manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. Privacy policy and Terms of Use: https://applorium.com/privacy-policy-work-time-calculator

About

ZapCharge

Features
Read full description

公司汇聚专业团队,贯通研产销服全链条,构建“商家+服务人员+用户”共赢的智能共享充电平台。创立3个月即跻身全国行业前八,更因促进灵活就业的创新实践,获得新华网专题报道。目前累计用户3000万+,日均使用用户16.5万+。2025年12月在珠海前山投建自有工厂,从代工转向自主研发,是实现生产、运营、售后一体化的专业企业。产品兼具高品质与高性价比,已通过3C、FC、MSDS、RoHS、UN38.3等权威认证,合规布局国内外市场,实力护航合作发展。实现质量可控、成本降低,预计带动大湾区千余人就业,加速代理商回本,为各地区商家、代理等收入增长贡献微薄力量。

Screenshots

Work Hours Calculator3 screens
ZapCharge4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
Work Hours Calculator versus ZapCharge: the parameters behind the verdict, then further details
ParameterWork Hours CalculatorZapCharge
PriceFreeFree
Rating4.7 (704 ratings) — better—
Positive reviews86.4% of reviews—
Number of ratings704 — better—
Update frequencyEvery 10 days — betterMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.0 — better
Further details — not scored
Size13 MB72 MB
Age rating4+17+
DeveloperApplorium Ltd益阳赫山区聚小充科技有限公司

Bugs and requests

Work Hours Calculator

Reported bugs

3 issues
  • 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

12 requests
  • 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
Show 7 more
  • Shift end reminders/notifications
  • PDF/print export with total hours included
  • Break/pause with entry and exit times
  • Hourly rate display in exports
  • Pay day tracking
  • Overtime hours summary and tracking
  • Biweekly pay period configuration

ZapCharge

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Work Hours Calculator

Subscriptions4
  • Work Time Calculator Premium3 Days trial$2.991 Month
  • Work Time Calculator Pro3 Days trial$3.991 Month
  • Yearly3 Days trial$7.991 Year
Show 1 more
  • Work Time Calculator Pro3 Days trial$19.991 Year
One-time2
  • Lifetime$14.99
  • Work Time Calculator Pro$39.99
None

ZapCharge

No in-app purchases

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.

Other comparisons