Comparison

Ryusaki vs Simple Focus Hourglass Timer

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

Head to head

Simple Focus Hourglass Timer

Simple focus timer with smart

Free

🌟 Lifestyle

No ratingsView app →

About

Ryusaki

Features

Read full description

Ryusaki APP is an application of smart cloud camera.

About

Simple Focus Hourglass Timer

Features

Read full description

Simple Focus Timer helps you stay on task by alternating focus sessions and breaks. - Customize focus and break durations - Track remaining time with an intuitive hourglass animation - Use notifications with optional background running - Play ambient sound to support concentration Version 1.0.2 — Minor fixes.

Screenshots

Ryusaki1 screens

Simple Focus Hourglass Timer3 screens

Verdict

The call

The clearest difference is ads: Ryusaki at none against Simple Focus Hourglass Timer's shown. Ryusaki also leads on iOS requirement (12 vs 15.6). Simple Focus Hourglass Timer's advantage is update cadence (every 5 days vs every 15 months). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Ryusaki ships an update every 15 months, Simple Focus Hourglass Timer every 5 days. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 3 level

Ryusaki versus Simple Focus Hourglass Timer: the parameters behind the verdict, then further details
Parameter	Ryusaki	Simple Focus Hourglass Timer
Price	Free	Free
Update frequency	Every 15 months	Every 5 days — better
Ads	No — better	Yes
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	12 — better	15.6
Further details — not scored
Size	31 MB	23 MB
Age rating	4+	4+
Developer	Dongguan Longqi Electronic Technology Co., Ltd.	Yui Sakamoto

In-app purchases

None

Ryusaki

No in-app purchases

None

Simple Focus Hourglass Timer

No in-app purchases

Questions

Is Ryusaki free?

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

Is Simple Focus Hourglass Timer free?

Simple Focus Hourglass Timer is free to download, with no in-app purchases.

Do Ryusaki or Simple Focus Hourglass Timer have ads?

Simple Focus Hourglass Timer shows ads; Ryusaki does not.

Which is updated more often, Ryusaki or Simple Focus Hourglass Timer?

Ryusaki ships an update every 15 months, and Simple Focus Hourglass Timer every 5 days. Most recently, Ryusaki was updated on October 20, 2026 and Simple Focus Hourglass Timer on October 25, 2026.