Liver SoundBox vs 流域 / Ryuiki
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Liver SoundBox
This app allows you to play background music and sound effects simultaneously. You can save your favorite sounds, and playback continues even when the app is in the background. It provides a variety of sound materials for creative use.
- Simultaneous BGM and sound effect playback
- Favorite sound registration
- Background playback
- Creative Commons CC0 BGM
- OtoLogic sound effects
- Free sound effects from taira-komori.jpn.org
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It is an application that recorded BGM and sound effects. What you can do ・Simultaneous playback of sound effects and BGM ・Favorite registration ・Background playback Sound material information (credit) BGM ・Creative Commons --CC0 1.0 Universal Sound effect ・OtoLogic (https://otologic.jp/) ・Let's play with free sound effects! (https://taira-komori.jpn.org/) Notes When using sound effect materials, please follow the terms of use of the provider site.Credit notation is required for OtoLogic sound effects.
流域 / Ryuiki
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いま自分が立っている場所を、流域という視点から感じ直す。 足元の地形、水の流れ、山脈が形づくる境界。アプリを開くと現在地の地形が現れ、河川と流域の輪郭が浮かび上がり、自分がどの流域に属しているかを直感的に理解できます。 ■ 機能 ・GPSによる流域の自動判定 ・約26,000本の河川ネットワークを段階的に表示 ・3D地形による立体的な地図表現 ・タップで河川名を確認 ・地形図と衛星写真の切り替え ・流域を越えると情報が自動で切り替わり ■ 対応エリア 北海道の全13一級水系 天塩川、石狩川、十勝川、釧路川、網走川、常呂川、湧別川、渚滑川、留萌川、鵡川、沙流川、尻別川、後志利別川 ■ 使い方 アプリを開くと、現在地の地形と河川が現れます。ピンチアウトで視野を広げると、流域全体の水脈が姿を現します。車や電車で移動し、流域の境界を越える瞬間を体験してください。 壮大な思想を、日常の小さな行為に接続する装置。 ■ データ出典 河川・流域データ：国土数値情報（国土交通省）
Screenshots
Verdict
The clearest difference is in-app purchases: 流域 / Ryuiki at none against Liver SoundBox's 6. 流域 / Ryuiki also leads on ads (none vs shown) and update cadence (every 2 days vs every 2 months). On price, device support and iOS requirement 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. Liver SoundBox sells 6 one-off in-app purchases. 流域 / Ryuiki asks for nothing beyond the download.
Liver SoundBox ships an update every 2 months, 流域 / Ryuiki every 2 days. The most recent releases landed on October 27, 2026 and October 20, 2026 respectively.
| Parameter | Liver SoundBox | 流域 / Ryuiki |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (7 ratings) — better | — |
| Positive reviews | 83.7% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 2 months | Every 2 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 268 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Tomohiro Ohwada | KENTA TORIMOTO |
Bugs and requests
Liver SoundBox
Reported bugs
6 issues- Music stops when ads appear
- App freezes after first use, requires reinstallation
- No sound after iOS update
- Full screen and banner ads still appear after purchase
- Cannot save sound effects to files
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- Cannot save music to files
Requested features
16 requests- Fix ads interrupting music
- Improve stability for repeated use
- Return money if ads cannot be removed
- Add search function
- Allow saving sound effects to files
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- Add more sound variations (sirens, nature, Japanese traditional)
- Make BGM sound quality better in paid version
- Add more upbeat BGM
- Add widget functionality for study BGM
- Allow creating multiple favorite lists
- Add explosion sounds
- Add sword sound effects
- Clarify BGM/sound effect source for credit notation
- Allow sharing sound effects to other apps
- Add ability to play favorite BGM in sequence
- Improve BGM sound quality in paid version
流域 / Ryuiki
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Liver SoundBox
- Development support$1.99
- Remove banner ads$1.99
- Removal of full screen ads$1.99
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- Development support$3.99
- Remove all ads + Support$4.99
- Development support$6.99
流域 / Ryuiki
No in-app purchases
Questions
Is Liver SoundBox free?
Is 流域 / Ryuiki free?
Do Liver SoundBox or 流域 / Ryuiki have ads?
Which is updated more often, Liver SoundBox or 流域 / Ryuiki?
Other comparisons
