Comparison

SimpleFastingTimer(OneClick) vs SirenCare

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

Head to head

SimpleFastingTimer(OneClick)

SimpleFastingTimer

사이렌케어

About

SimpleFastingTimer(OneClick)

This app offers a straightforward approach to intermittent fasting, allowing users to easily track their fasting periods with a single tap. It provides a clear interface to monitor progress and manage eating windows.

Highlights

One-click fasting start/stop
Fasting period tracking
Eating window monitoring
Simple progress visualization

Features

Read full description

SimpleFastingTimer, OneClick including record

About

SirenCare

Features

Read full description

Exclusive App for SirenCare Solution

Screenshots

SimpleFastingTimer(OneClick)3 screens

SirenCare4 screens

Verdict

The call

The clearest difference is update cadence: SirenCare at every 2 months against SimpleFastingTimer(OneClick)'s every 20 months. On price, ads, 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

SimpleFastingTimer(OneClick) ships an update every 20 months, SirenCare every 2 months. The most recent releases landed on August 16, 2026 and September 14, 2026 respectively.

Scorecard1 real difference · 7 level

SimpleFastingTimer(OneClick) versus SirenCare: the parameters behind the verdict, then further details
Parameter	SimpleFastingTimer(OneClick)	SirenCare
Price	Free	Free
Positive reviews	100.0% of reviews	—
Update frequency	Every 20 months	Every 2 months — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	15.1 — better	15.6
Further details — not scored
Size	32 MB	31 MB
Age rating	4+	17+
Developer	Goodcode	BigHaveSolution, Inc

In-app purchases

None

SimpleFastingTimer(OneClick)

No in-app purchases

None

SirenCare

No in-app purchases

Questions

Is SimpleFastingTimer(OneClick) free?

SimpleFastingTimer(OneClick) is free to download, with no in-app purchases.

Is SirenCare free?

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

Do SimpleFastingTimer(OneClick) or SirenCare have ads?

Neither SimpleFastingTimer(OneClick) nor SirenCare shows ads.

Which is updated more often, SimpleFastingTimer(OneClick) or SirenCare?

SimpleFastingTimer(OneClick) ships an update every 20 months, and SirenCare every 2 months. Most recently, SimpleFastingTimer(OneClick) was updated on August 16, 2026 and SirenCare on September 14, 2026.