Comparison

ClockTimer vs Sungong

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

Head to head
About

ClockTimer

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時計・アラーム・タイマー・ストップウォッチを1つに統合した万能時計アプリです。 【時計機能】 - アナログ/デジタル表示切替 - 世界時計(80都市以上対応) - 時差表示 【アラーム機能】 - 複数アラーム登録 - 曜日ごとの繰り返し設定 - スヌーズ機能 - 28種類のアラーム音(iOS標準時計アプリ互換) 【タイマー機能】 - 複数タイマー同時起動(最大5個) - プリセット保存・編集(カップ麺、紅茶など) - タイマーごとに音色・音量を個別設定 - プログレスリングで残り時間を可視化 【ストップウォッチ機能】 - ミリ秒単位の計測 - ラップタイム記録 - 最速/最遅ラップをハイライト表示 日常生活からトレーニングまで、これ1つでOK! ※本アプリは広告が表示されます

About

Sungong

Features
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Meet "Sungong" Pomodoro Timer, designed to help you focus entirely on your pure study time. "Sungong" is more than just a timer. It's a focus companion built to keep you in the flow without distractions. [Key Features] 1. Pomodoro Timer - Fully supports the Pomodoro technique with alternating Focus and Break sessions. - Create and manage unlimited custom presets to fit your routine. - Keep your momentum going with the auto-cycle feature that starts the next session automatically. 2. Relaxing White Noise & Soundscapes - Mix and play over 20 selected white noises—like rain, campfire, forest, and cafe sounds—alongside other music apps. - Gentle notification sounds, including a resonant singing bowl, calmly notify you when focus time ends. 3. Screen Burn-in Prevention - Keep your screen on while studying without worry. The timer text shifts randomly every minute to protect your OLED screen from burn-in. 4. Detailed Study Stats & 9 Analytics Reports - Visualize your weekly and monthly study progress with intuitive bar charts. - Track 9 key metrics—such as total focus time, goal achievement rate, and longest streak—to improve your learning habits. 5. Cloud Sync & Backup - Securely back up and restore your study records and presets across multiple devices using Google login. Experience the power of pure concentration with "Sungong" today!

Screenshots

Sungong4 screens

Verdict

The call

ClockTimer and Sungong are too close to call on the numbers: across 3 compared parameters — price, in-app purchases and iOS requirement among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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.

ScorecardNo meaningful differences
ClockTimer versus Sungong: the parameters behind the verdict, then further details
ParameterClockTimerSungong
PriceFreeFree
Update frequency—Every 11 days
Ads—Yes
In-app purchasesNoNo
Devices—iPhone — better
Requires iOS17.017.0
Further details — not scored
Size4 MB51 MB
Age rating4+4+
DeveloperWELDEZAjoonseo park

In-app purchases

None

ClockTimer

No in-app purchases

None

Sungong

No in-app purchases

Questions

Is ClockTimer free?
ClockTimer is free to download, with no in-app purchases.
Is Sungong free?
Sungong is free to download, with no in-app purchases.

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