Comparison

Uniotto vs Song Bottle

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Uniotto

Features
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UniottoはiPhone・iPod・iPadに入れた音楽を使って、みんなと楽しむことができるアプリです。 使う場面は色々!ドライブや飲み会、パーティ、学校のレク、会社のコーヒーブレイクなどにも利用できます。 使い方は簡単!!リーダはグループを作って、メンバーはQRコードを読み込んでそこに参加するだけ! Uniottoでは現在以下のような、グループ専用の音楽に関する便利ツール・ミニゲームを用意しています。 ●リレー型音楽プレイヤー リレー形式でグループのメンバーそれぞれの音楽を再生していく音楽プレイヤーです。 ●イントロドン おなじみの音楽のイントロを聴き、アーティスト名や曲名を答えるゲームです。 ●音札 (音楽)+(かるた)を組み合わせた新感覚ゲーム!流れてくる音楽を当てて札を取っていく対戦型ゲームです。 ●Music 人狼 音楽を使った人狼ゲーム。誰が再生した曲かを当てる推理ゲームです。 みんなでUniottoを使えば盛り上がること間違えなしなので是非遊んでみてください! 【使用に関する必要な環境】 ●Wi-Fiなどのネットワーク環境下 【使用可能な楽曲】 ●CDなどから取り込んだiTunes内の楽曲(AppleMusicの曲は今後対応予定です) 【お問い合わせ】 なにか不都合がありましたら,下記までお問い合わせください iOS開発担当者:新納 メールアドレス:shinn070110[at]gmail.com [at]を@にご連絡ください。 詳しくは https://uniotto.org をご覧ください。 ※Uniottoが起動しない場合、アプリを一度削除してからインストールしてください。

About

Song Bottle

Features
Read full description

Song Bottle Pick one of your favorite songs and send it out to sea—then receive a song from someone somewhere in the world. Song Bottle is a new kind of music exchange app that connects you with strangers through music. ■ How to use Paste the URL of your favorite song Choose a mood tag that fits the song (“night,” “rain,” “walk,” etc.) Send the bottle out to sea That’s it. Someone will pick up your bottle, and in return, their song will be delivered to you. ■ Supported services Supports URLs from YouTube Music, YouTube, Spotify, Apple Music, and SoundCloud. You can share songs directly from the music services you already use. ■ “Drift” mode In addition to instant matching (“Send Now”), you can let your bottle drift at sea with delayed matching. Send a song in the morning and receive one at night, or send one before bed and get one the next day—turn music exchange into a daily habit. You’ll be notified via push notification when it arrives. ■ Mood tags Express the vibe of your song using mood tags. ■ Short message feature Attach a short message (up to 20 characters) to your song. For example: “Listen at night” or “This will cheer you up!” ■ Exchange history Review past exchanges in the app. Look back at songs you sent and received, and enjoy discovering new music. ■ Multilingual support Available in Japanese, English, Korean, Simplified Chinese, and Traditional Chinese. Exchange music with users around the world. ■ Recommended for People who want to discover new music People who want to recommend songs to others People who want a small daily joy ■ Completely free Song Bottle is free to use. No account registration required. Why not send your bottle out to sea today?

Screenshots

Uniotto3 screens
Song Bottle4 screens

Verdict

The call

The clearest difference is ads: Uniotto at none against Song Bottle's shown. Uniotto also leads on iOS requirement (10.3 vs 15.1). Song Bottle's advantage is update cadence (every 3 days vs every 6 weeks). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Uniotto ships an update every 6 weeks, Song Bottle every 3 days. The most recent releases landed on November 4, 2026 and November 9, 2026 respectively.

Scorecard3 real differences · 3 level
Uniotto versus Song Bottle: the parameters behind the verdict, then further details
ParameterUniottoSong Bottle
PriceFreeFree
Update frequencyEvery 6 weeksEvery 3 days — better
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS10.3 — better15.1
Further details — not scored
Size103 MB48 MB
Age rating4+12+
DeveloperSatoshi NakamuraMitsuru Inada

In-app purchases

None

Uniotto

No in-app purchases

None

Song Bottle

No in-app purchases

Questions

Is Uniotto free?
Uniotto is free to download, with no in-app purchases.
Is Song Bottle free?
Song Bottle is free to download, with no in-app purchases.
Do Uniotto or Song Bottle have ads?
Song Bottle shows ads; Uniotto does not.
Which is updated more often, Uniotto or Song Bottle?
Uniotto ships an update every 6 weeks, and Song Bottle every 3 days. Most recently, Uniotto was updated on November 4, 2026 and Song Bottle on November 9, 2026.

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