Comparison

Kepler Round Beat Box 2 vs Aurio

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

Head to head
About

Kepler Round Beat Box 2

Features
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Kepler Round Beat Box is a music beat box. MAIN PANEL - Dragging the edge of round black plate can change volume. - Dragging a center ball makes sway the rhythm. - To stop sway mode touch and release at the same position on the round plate. - On metronome mode shows ringing pattern buttons. SETTING PANEL - Swing Setting -- No Swing -- Triplet Swing -- Golden selection Swing - Sound Selection -- Rock (default 16 beats) -- Samba (sample samba beats) -- Latin (sample latin beats) -- Broken beat (sample broken beat) -- Metronome

About

Aurio

Features
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Aurioは、音声・動画の音量をかんたんに調整できるシンプルな音量エディタです。 【主な機能】 ■ 音量調整 0〜200%をスライダーで自由にコントロール。 ■ 波形ビジュアライザー 波形をリアルタイム表示。タップで再生位置を移動。 ■ トリミング 前後の不要な部分をカットして書き出し。 ■ エクスポート&シェア パススルーエクスポートで品質劣化なし。 ■ ファイル名変更 エクスポート時のファイル名にも自動反映。 ■ 日本語・英語対応 【対応フォーマット】MP3 / WAV / AIFF / M4A / MP4 / MOV 【こんな方に】録音音声が小さい/BGM音量調整/動画音量の調整/無音部分のカット Aurio is a simple volume editor for audio and video files. 【Key Features】 ■ Volume Adjustment — 0 to 200% with one slider. ■ Waveform Visualizer — Real-time display; tap to seek. ■ Trimming — Cut unwanted sections from the beginning or end. ■ Export & Share — Share sheet export. Passthrough preserves quality. ■ File Rename — Auto-applied as the export filename. ■ Japanese & English Support 【Formats】MP3 / WAV / AIFF / M4A / MP4 / MOV 【Perfect For】Quiet recordings · BGM · Video volume · Trimming silence --- 中文 --- Aurio 是简单的音量编辑器。滑块调节0–200%,实时波形,裁剪,无损导出分享。支持MP3/WAV/M4A/MP4/MOV。 --- 한국어 --- Aurio는 오디오·동영상 음량 편집기입니다. 0~200% 조절, 파형 표시, 트리밍, 무손실 내보내기 지원. MP3/WAV/M4A/MP4/MOV 등. --- Español --- Aurio es un editor de volumen para audio y vídeo. Ajusta 0–200%, visualiza onda, recorta y exporta sin pérdida. Compatible con MP3/WAV/M4A/MP4/MOV. --- Français --- Aurio est un éditeur de volume audio/vidéo. Réglez 0–200%, visualisez l'onde, rognez et exportez sans perte. Compatible MP3/WAV/M4A/MP4/MOV. --- Deutsch --- Aurio ist ein Lautstärke-Editor für Audio und Video. 0–200% per Schieberegler, Wellenform, zuschneiden, verlustfrei exportieren. MP3/WAV/M4A/MP4/MOV. --- Português --- Aurio é um editor de volume para áudio e vídeo. Ajuste 0–200%, veja a forma de onda, recorte e exporte sem perda. MP3/WAV/M4A/MP4/MOV. --- Italiano --- Aurio è un editor del volume per audio e video. Regola 0–200%, visualizza l'onda, taglia ed esporta senza perdita. MP3/WAV/M4A/MP4/MOV. --- Русский --- Aurio — редактор громкости для аудио и видео. 0–200% ползунком, форма волны, обрезка, экспорт без потерь. MP3/WAV/M4A/MP4/MOV. --- العربية --- Aurio محرّر صوت بسيط. اضبط 0–200% بمنزلق، شاهد الموجة، قصّ وصدّر دون فقدان الجودة. MP3/WAV/M4A/MP4/MOV. --- हिन्दी --- Aurio ऑडियो/वीडियो वॉल्यूम एडिटर है। 0–200% स्लाइडर, वेवफॉर्म, ट्रिम, गुणवत्ता बिना खोए एक्सपोर्ट। MP3/WAV/M4A/MP4/MOV।

Screenshots

Kepler Round Beat Box 24 screens
Aurio4 screens

Verdict

The call

The clearest difference is update cadence: Aurio at every 3 weeks against Kepler Round Beat Box 2's every 19 months. Kepler Round Beat Box 2's advantage is iOS requirement (12.0 vs 26.2). 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

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

Kepler Round Beat Box 2 ships an update every 19 months, Aurio every 3 weeks. The most recent releases landed on October 26, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 4 level
Kepler Round Beat Box 2 versus Aurio: the parameters behind the verdict, then further details
ParameterKepler Round Beat Box 2Aurio
PriceFreeFree
Update frequencyEvery 19 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS12.0 — better26.2
Further details — not scored
Size6 MB7 MB
Age rating4+4+
DeveloperTomohisa HimenoHIROSHI SHINKAWA

In-app purchases

None

Kepler Round Beat Box 2

No in-app purchases

None

Aurio

No in-app purchases

Questions

Is Kepler Round Beat Box 2 free?
Kepler Round Beat Box 2 is free to download, with no in-app purchases.
Is Aurio free?
Aurio is free to download, with no in-app purchases.
Do Kepler Round Beat Box 2 or Aurio have ads?
Neither Kepler Round Beat Box 2 nor Aurio shows ads.
Which is updated more often, Kepler Round Beat Box 2 or Aurio?
Kepler Round Beat Box 2 ships an update every 19 months, and Aurio every 3 weeks. Most recently, Kepler Round Beat Box 2 was updated on October 26, 2026 and Aurio on October 13, 2026.

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