Anchor vs Zenflow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Anchor
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Anchor is a focus timer with a twist: it only works when your phone is face-down. Set your time, flip your phone onto a flat surface, and the timer starts automatically. Lift it early? Session broken. Stay committed until the timer ends, and you've earned your focus. WHY ANCHOR? • No willpower required — flip and forget • No apps to block, no settings to configure • Visual proof: red for broken, green for complete • Session history calendar to track your progress HOW IT WORKS 1. Choose your focus duration (1-30 minutes free, up to 4 hours with Pro) 2. Place your phone face-down on any flat surface 3. The timer starts automatically when gravity detects the position 4. Stay focused. Your phone stays down. That's it. ANCHOR PRO (One-Time Purchase) • Unlock sessions up to 4 hours • Perfect for deep work, studying, or creative sessions • No subscription — pay once, own forever The simplest way to put your phone down and actually focus.
Zenflow
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Transform your productivity with Zenflow — the beautifully designed focus timer that helps you build better habits, one session at a time. DEEP FOCUS MODE Stay in your flow state with the proven Pomodoro Technique. Work for 25 minutes, recharge for 5. Watch your concentration soar. TRACK YOUR PROGRESS Every session counts. Zenflow automatically saves your focus time and session history, so you can see how far you've come. BUILD DAILY HABITS Create custom habits and check them off every day. Whether it's exercise, reading, or meditation — Zenflow keeps you accountable. BEAUTIFUL ADAPTIVE DESIGN Greets you with personalized messages throughout your day, because every moment matters. WHY ZENFLOW? ・Elegant, distraction-free interface ・Persistent progress tracking ・Customizable habit list ・Smooth animations and satisfying interactions ・Completely free with optional ads Start your journey to peak productivity today. Your best self is just one session away.
Screenshots
Verdict
The clearest difference is in-app purchases: Zenflow at none against Anchor's 1. Anchor's advantage is iOS requirement (17.0 vs 26.4). On price, 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
Both are free to download. Anchor sells 1 one-off in-app purchase. Zenflow asks for nothing beyond the download.
| Parameter | Anchor | Zenflow |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 26.4 |
| Further details — not scored | ||
| Size | 1 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Yagız UGURVEREN | NOBUHIRO KIKUCHI |
In-app purchases
Anchor
- Anchor Pro$4.99
Zenflow
No in-app purchases









