Comparison

Focus One vs Study Timer Display

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

Head to head

Focus One

App Blocker for Study & Work

Minimal Clock for Learning

$1.99

📊 Productivity

No ratingsView app →

About

Focus One

Features

Read full description

Focus One is the ultimate simple Pomodoro timer for concentration improvement. KEY FEATURES: - One-tap focus session start - Phone blocking feature automatically blocks distracting apps - Custom work and break time settings - Ultra-simple, stress-free functionality - No ads, completely free PERFECT FOR: - Students who want to focus on studying - Workers looking to boost productivity - Anyone wanting to overcome phone addiction HOW TO USE: 1. Set your focus time 2. One-tap to start 3. Apps automatically blocked Build efficient focus habits with the Pomodoro Technique. Experience enhanced concentration with Focus One.

About

Study Timer Display

Transform your device into a minimalist, distraction-free desk clock. Ideal for students and productivity environments, it helps maintain focus during study sessions and homework.

Highlights

Minimalist desk clock design
Distraction-free environment
Ideal for study sessions
Suitable for homework time
Useful for library use
Enhances productivity

Features

Read full description

Stay Focused & Study Better Turn your phone or tablet into a minimal, distraction-free desk clock designed for students. Perfect for study sessions, homework time, library use, and productivity environments.

Screenshots

Focus One4 screens

Study Timer Display4 screens

Verdict

The call

The clearest difference is price: Focus One at Free against Study Timer Display's $1.99. Study Timer Display's advantage is update cadence (every 4 days vs every 6 months) and device support (3 vs 1). On ads and in-app purchases 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

Focus One is free to download; Study Timer Display costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Focus One ships an update every 6 months, Study Timer Display every 4 days. The most recent releases landed on September 19, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 4 level

Focus One versus Study Timer Display: the parameters behind the verdict, then further details
Parameter	Focus One	Study Timer Display
Price	Free — better	$1.99
Positive reviews	—	100.0% of reviews
Update frequency	Every 6 months	Every 4 days — better
Ads	No	No
In-app purchases	No	No
Monetization	—	Paid
Devices	iPhone	iPhone, iPad, iPod — better
Requires iOS	17.0	13.0 — better
Further details — not scored
Size	15 MB	19 MB
Age rating	4+	4+
Developer	KYUNG SUK PARK	JAEMIN LEE

In-app purchases

None

Focus One

No in-app purchases

None

Study Timer Display

No in-app purchases

Questions

Is Focus One free?

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

Is Study Timer Display free?

Study Timer Display costs $1.99, with no in-app purchases.

Do Focus One or Study Timer Display have ads?

Neither Focus One nor Study Timer Display shows ads.

Which is updated more often, Focus One or Study Timer Display?

Focus One ships an update every 6 months, and Study Timer Display every 4 days. Most recently, Focus One was updated on September 19, 2026 and Study Timer Display on September 21, 2026.