Circle timer vs DOS Focus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Circle timer
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This is a timer that lets you visually check the remaining time. The pie chart gradually disappears, and when it completely disappears an alarm will sound. The time can be set from 1 to 60 minutes You can measure the time exceeded by changing the settings. This can be useful for studying for exams, etc. Please give it a try.
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.
- Retro soundscapes
- Customizable focus sessions
- Focus progress reports
- Classic DOS themes
- Offline and minimal design
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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.
Screenshots
Verdict
The clearest difference is price: DOS Focus at Free against Circle timer's $0.99. Circle timer's advantage is in-app purchases (none vs 2) and update cadence (every 4 days vs every 3 months). On ads 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
DOS Focus is free to download; Circle timer costs $0.99 up front. DOS Focus sells 2 in-app purchases, starting at $17.99 per year. Circle timer asks for nothing beyond the download.
Circle timer ships an update every 4 days, DOS Focus every 3 months. The most recent releases landed on September 17, 2026 and September 18, 2026 respectively.
| Parameter | Circle timer | DOS Focus |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 4.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 4 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.4 — better | 18.6 |
| Further details — not scored | ||
| Size | 1 MB | 105 MB |
| Age rating | 4+ | 4+ |
| Developer | hideo nakamura | Nguyen Vu Thai |
In-app purchases
Circle timer
No in-app purchases
DOS Focus
- Try DOS FOCUS PRO$17.991 Year
- Try DOS FOCUS PRO$8.99









