Comparison

clock vs ZeroContact

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

Head to head
About

clock

Easily record your work hours by clocking in and out. The app automatically calculates your total working time, including breaks, and displays it in various charts and tables. You can also add notes, manage multiple users, and export your data to PDF.

Highlights
  • Clock-in/clock-out recording
  • Automatic working hour calculation
  • Break time tracking
  • Monthly and annual charts
  • Multiple user support
  • PDF export
  • Dark mode
Read full description

Press the clock-in button to record the clock-in date and time. You can record the clock-out date and time by clicking "Register clock-out time" in the table. Working hours are calculated and displayed from the clock-in and clock-out dates and times and break times. Display working hours in a graph. ・Record clock-in date and time 1. Tap the clock-in button. If you long press/tap, step 2/step 3 will be skipped. The current date and time will be set. 2. Select the year, month, and day and tap OK. 3. Select work time and tap OK. ・When recording the clock-out date and time 1. Tap the “clock-out time" button in the Closing-out date and time column of the table. If you press/tap for a long time, step 2/step 3 will be skipped. The current date and time will be set. 2. Select the year, month, and day and tap OK. 3. Select the clock-out time and tap OK. ▼ Sorting order You can change the sort order of the table by tapping the arrows (↓↑) to the left of the year and month. ▼Notes You can add notes by tapping Notes from the menu on the right side of the table. ▼Working hours The working hours in the table are automatically displayed based on the clock-in and clock-out dates and times and break times ▼Charts Tap the chart icon at the top to display the selection screen. The following list will be displayed on the selection screen, and when tapped, chart will be displayed. ・Monthly chart ・Working hours charts ・Working hours rhythm table ・Annual total/average/charts ・Full period charts ▼Add user Tap the user icon at the top. If you add a name from Add User, you can record them separately. To edit, tap Edit/Delete User to open the editing screen. You can switch users by tapping the user name in user selection. ▼Set clock-in time (top right menu) Set the time input by setting the clock-in time. ▼Set clock-out time (top right menu) Set the time input in the clock-out time setting. ▼Setting break time (top right menu) Set the time in the break time settings. ▼Create PDF file (top right menu) Create a PDF file. You can create a PDF file that specifies the year and month and includes the clock-in date and time, clock out date and time, working hours, break time, and notes. If you want to print, share the PDF file to an app that can print and then print. ▼Dark mode (top right menu) Select dark mode ON/OFF from the menu on the top right Press Dark Mode to switch to a screen display with a color scheme based on black. If you press Light mode, the screen will be displayed in the normal white color. ▼Delete all data (top right menu) From the top right menu, select Erase all data You can delete all records. ・Model change data migration For users with the same Apple ID Because records are stored in iCloud View the same recording on a new iPhone/iPad 【Terms of Use】 This app complies with the Apple Standard Terms of Use (EULA). Please refer to the link below for details: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

ZeroContact

Read full description

ZeroContact — Webフォームのリアルタイム通知アプリ Webサイトのお問い合わせフォームから送信された内容を、即座にプッシュ通知で受け取れるビジネス向けアプリです。 主な機能 プッシュ通知:フォーム送信を即座にお知らせ QRコードペアリング:Webダッシュボードで発行したQRコードをスキャンするだけで設定完了 複数チャネル対応:プッシュ通知に加え、Discord・Slack・LINE・メールへの同時配信が可能 フォーム管理:複数のWebサイト・フォームを一元管理 こんな方におすすめ お問い合わせへの初動スピードを上げたい事業者 メール通知の遅延や見逃しを解消したいWeb担当者 クライアントサイトに通知機能を簡単に導入したいWeb制作者 ご利用の流れ ZeroContact Webダッシュボード(zerocontact.app)でフォームを登録 発行されたQRコードをアプリでスキャン 通知の受信開始 ※本アプリは、ZeroContact Webサービスをご利用中のお客様専用のコンパニオンアプリです。アプリ内に課金要素はなく、すべての設定・管理はWebダッシュボード上で行われます。

Screenshots

clock4 screens
ZeroContact4 screens

Verdict

The call

The clearest difference is ads: ZeroContact at none against clock's shown. ZeroContact also leads on update cadence (every 6 days vs every 5 weeks). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

clock ships an update every 5 weeks, ZeroContact every 6 days. The most recent releases landed on October 4, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 7 level
clock versus ZeroContact: the parameters behind the verdict, then further details
ParameterclockZeroContact
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 5 weeksEvery 6 days — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.617.6
Further details — not scored
Size7 MB4 MB
Age rating17+4+
DeveloperYUTAKA IZUMIYAMAHIROKI NIIYAMA

In-app purchases

None

clock

No in-app purchases

None

ZeroContact

No in-app purchases

Questions

Is clock free?
clock is free to download, with no in-app purchases.
Is ZeroContact free?
ZeroContact is free to download, with no in-app purchases.
Do clock or ZeroContact have ads?
clock shows ads; ZeroContact does not.
Which is updated more often, clock or ZeroContact?
clock ships an update every 5 weeks, and ZeroContact every 6 days. Most recently, clock was updated on October 4, 2026 and ZeroContact on October 28, 2026.

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