Comparison

DOS Focus vs Quackly

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

Head to head
About

DOS Focus

Enhance concentration with nostalgic computer sounds and a distraction-free environment. Customize focus sessions, track progress, and personalize your interface with classic DOS themes for improved productivity.

Highlights
  • Retro soundscapes
  • Customizable focus sessions
  • Focus progress reports
  • Classic DOS themes
  • Offline and minimal design
Features
Read full description

Defragment your mind and restore clarity — one retro beep at a time. DOS Focus helps you stay in the zone using nostalgic computer sounds that bring a calm, distraction-free atmosphere. Whether you’re working, studying, or just taking a digital detox, this app turns your focus sessions into a retro experience. Features: • Retro Soundscapes — Immerse yourself in the soothing hum of old-school computers. • Custom Focus Sessions — Choose from quick 15-minute sprints to deep 4-hour marathons. • Focus Report — Track your sessions and see how your concentration improves over time. • Retro Themes — Personalize your screen with classic DOS colors — from Cyan to Magenta. • No distractions — Simple, offline, and minimal. Just focus. Why it works: Retro sounds evoke a sense of calm and simplicity. DOS Focus eliminates digital clutter so your brain can reboot, recharge, and refocus — like defragmenting your hard drive. Whether you’re a developer, writer, student, or anyone craving quiet productivity, DOS Focus brings back the feeling of working on a clean, timeless system — where nothing interrupts your flow. - Reboot your focus. Reclaim your clarity. - Welcome to DOS Focus.

About

Quackly

Enhance productivity and build focus habits with a virtual duck companion. Earn rewards, unlock accessories, and track your progress through engaging focus sessions. Ideal for students, professionals, and anyone seeking to improve concentration.

Highlights
  • Focus timer for work and study
  • Virtual duck companion for motivation
  • Earn rewards and unlock accessories
  • Build lasting focus habits
  • Home and Lock Screen widgets
  • Track focus sessions and progress
Features
Read full description

Quackly transforms focus into a fun, rewarding experience. Stay productive, earn rewards, and care for your own virtual duck as you build better habits and make consistent progress toward your goals. Features: • Focus timer for work, studying, and deep focus • Earn Feathers and XP to unlock duck accessories • Build lasting focus habits • Beautiful home screen and Lock Screen widgets • Track your focus sessions and progress • Stay motivated with your duck companion Whether you're studying for an exam, working on an important project, reading, coding, or simply trying to spend less time distracted, Quackly helps you stay focused while making productivity enjoyable. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

DOS Focus4 screens
Quackly4 screens

Verdict

The call

The clearest difference is rating: Quackly at 5.0 against DOS Focus's 4.0. Quackly also leads on update cadence (every 8 days vs every 3 months) and ratings volume (3 vs 1). DOS Focus's advantage is device support (3 vs 1). On price, ads, in-app purchases and monetization model 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. DOS Focus sells 2 in-app purchases, starting at $17.99 per year and Quackly sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Quackly holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

UpkeepUpdate frequency

DOS Focus ships an update every 3 months, Quackly every 8 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 5 level
DOS Focus versus Quackly: the parameters behind the verdict, then further details
ParameterDOS FocusQuackly
PriceFreeFree
Rating4.0 (1 ratings)5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings13 — better
Update frequencyEvery 3 monthsEvery 8 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS18.616.0 — better
Further details — not scored
Size105 MB189 MB
Age rating4+12+
DeveloperNguyen Vu ThaiHologram Labs

In-app purchases

2 purchases

DOS Focus

Subscriptions1
  • Try DOS FOCUS PRO$17.991 Year
One-time1
  • Try DOS FOCUS PRO$8.99
2 purchases

Quackly

Subscriptions2
  • Quackly Plus Monthly3 Days trial$2.991 Month
  • Quackly Plus Yearly7 Days trial$35.991 Year

Questions

Is DOS Focus free?
DOS Focus is free to download, with in-app purchases available.
Is Quackly free?
Quackly is free to download, with in-app purchases available.
Which has better reviews, DOS Focus or Quackly?
Quackly is rated higher. DOS Focus averages 4.0 out of 5 from 1 ratings, while Quackly averages 5.0 from 3 ratings.
Do DOS Focus or Quackly have ads?
Neither DOS Focus nor Quackly shows ads.
Which is updated more often, DOS Focus or Quackly?
DOS Focus ships an update every 3 months, and Quackly every 8 days. Most recently, DOS Focus was updated on November 5, 2026 and Quackly on October 31, 2026.

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