Session vs Zen Lines
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Session
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Sessions is an app that offers soothing ambient sounds to help you focus on your work or study, block out noisy environments, or create calming atmospheres for reading or relaxation. Whether you need to concentrate, unwind, or set the mood, Sessions has you covered. No matter if you're working in a busy open office with loud coworkers, studying at home with distractions from the TV or conversations, or simply seeking a peaceful moment, Sessions helps you stay focused and avoid interruptions. SOUNDS Rain, Thunderstorm, Wind, Forest with Birds, Water Stream, Seaside with Relaxing Waves, Campfire, Coffee Shop, Instruments and more. NO IN-APP PURCHASES. NO SUBSCRIPTIONS. Enjoy unlimited access to ambient sounds anytime you want. ALWAYS WITH YOU — OFFLINE SOUNDS Sessions allows you to play all sounds offline, so you can enjoy its features wherever you are, without needing an internet connection. SOUNDSCAPES — CREATE YOUR OWN AMBIENT MIXTURES Mix and customize sounds, then save your unique soundscapes in personal Mixtapes for quick access. BACKGROUND AUDIO SUPPORT Enjoy your ambient sounds and mixes even while using other apps, perfect for working, relaxing, or sleeping.
Zen Lines
Embark on a meditative journey where your doodling transforms into a cool color mist, accompanied by soothing sounds. Express your inner peace through ink strokes that sing, finding tranquility and shaping your sound.
- Meditative doodling experience
- Sound and color mist effects
- Express inner peace through art
- Shape your sound with doodles
- Relaxing and tranquil gameplay
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Take a meditative journey through sound and time. See your doodling drift away into a cool color mist while expressing your inner peace as your ink stokes sing. Find zen, draw doodles, shape your sound with Zen Lines.
Screenshots
Verdict
The clearest difference is update cadence: Zen Lines at every 2 months against Session's every 4 months. Session's advantage is iOS requirement (13.0 vs 18.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Session ships an update every 4 months, Zen Lines every 2 months. The most recent releases landed on October 28, 2026 and October 30, 2026 respectively.
| Parameter | Session | Zen Lines |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 65 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | O3 Interfaces (Pvt) Ltd. | CHASE PLACE LLC |
In-app purchases
Session
No in-app purchases
Zen Lines
No in-app purchases
