Humm Bowl vs ZenFlow
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Humm Bowl
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HummBowl brings the ancient healing power of Tibetan singing bowls to your fingertips. FEATURES: β’ 7 Chakra singing bowls with authentic frequencies β’ 8th "Other" bowl for additional sound layers β’ Mix multiple bowls to create your unique soundscape β’ Adjustable volume control for each bowl β’ Save and load your favorite sound sessions β’ Sleep timer with gentle fade out β’ Background audio playback β’ Daily meditation reminders β’ Beautiful, calming interface β’ Premium sound variants for deeper experience Perfect for meditation, yoga, sleep, relaxation, and stress relief. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/Experience the transformative power of sound healing today.
ZenFlow
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zenflow is a meditation timer for people who already sit. set a length. sit. one bell at the end. no course, no voice, nothing that nags β just the room to practice. β what zenflow is β a quiet instrument, not a program. you set the length; zenflow keeps the time and closes the sit with a single Tibetan singing bowl. a soft bell opens, one closes β and silence, or a gentle sound, in between. the screen stays awake while you sit, and the timer keeps true time even if you lock the phone. β for experienced meditators β made for zazen, vipassana and shamatha. no guidance, no lessons, no levels. five minutes or an hour and a half β if you already know how to sit, zenflow is the tool that stays out of your way. β what's inside β β’ a timer with a soft opening bell and one closing bell (Tibetan bowl) β’ sits from 5 minutes up to 90 β’ interval bells, only if you want them: one soft bell every few minutes β’ 9 ambient sounds: rain, ocean, forest, fireplace, wind, birds, thunder, white noise, creek β or silence. listen before you choose. β’ breathing: 4-7-8 and box, with a calm animation β’ a quiet record of your sits with gentle stats and a soft streak β’ an optional daily reminder, once a day, at a time you choose β’ dark mode, 7 languages, ensΕ and washi-paper design β honest about money β free: 5-, 10- and 15-minute sits, two sounds (rain + silence), 4-7-8 breath, and your record. premium (optional): longer sits up to 90 minutes, interval bells, all 9 sounds, box breathing, and a daily goal. monthly, or yearly with a 7-day free trial for new subscribers β cancel anytime. or pay once for lifetime premium. β what zenflow does not do β no ads. no guided courses, no voice-overs. no bells or reminders you didn't ask for. no guilt when you skip a day. β privacy, honestly β no account required to start: until you make one, your record stays on this device. an account is optional; with one, your record syncs to your own private account on servers in the EU. nothing is sold or shared with advertisers. for stability we collect only anonymous crash and usage diagnostics. sit whenever you like. zenflow waits quietly. β terms β terms of use (EULA): https://www.zenflow.day/terms privacy policy: https://www.zenflow.day/privacy
Screenshots
Verdict
The clearest difference is ads: ZenFlow at none against Humm Bowl's shown. Humm Bowl's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Humm Bowl sells 3 in-app purchases, starting at $1.99 per month and ZenFlow sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Humm Bowl ships an update every 2 weeks, ZenFlow every 3 weeks. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.
| Parameter | Humm Bowl | ZenFlow |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks β better | Every 3 weeks |
| Ads | Yes | No β better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 13.0 β better | 15.1 |
| Further details β not scored | ||
| Size | 135 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Bin Gu | DJUMP, MB |
In-app purchases
Humm Bowl
- HummBowl Premium (Monthly)$1.991 Month
- HummBowl Premium (Yearly)$19.991 Year
- Annual Membership$4.99
ZenFlow
- ZenFlow Premium Monthly$3.991 Month
- ZenFlow Premium Yearly$23.991 Year
Questions
Is Humm Bowl free?
Is ZenFlow free?
Do Humm Bowl or ZenFlow have ads?
Which is updated more often, Humm Bowl or ZenFlow?
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