Sound vs SlowEar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sound
This application helps you block out distracting noises using basic wired headphones. It's designed to improve focus and productivity without requiring expensive equipment.
- Noise cancellation
- Works with wired headphones
- Improves focus
- Affordable solution
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Sound-Shield – Smarter Sound Control, Completely Free Take control of your audio like never before with Sound-Shield — the ultimate app designed to give you a cleaner, safer, and more personalized listening experience. Whether you're trying to block out distractions, protect your hearing, or just fine-tune your sound, Sound-Shield has you covered. Key Features: • Real-time sound filtering and control • Reduce unwanted or harsh audio instantly • Clean, simple interface built for speed and ease • Lightweight and optimized for performance Why Sound-Shield? Sound-Shield isn’t just another audio app — it’s your personal sound protection system. Whether you're gaming, studying, working, or just relaxing, you stay in control of what you hear. 100% Free No subscriptions. No hidden fees. Just download and use. Built for Everyone From casual users to power users, Sound-Shield is designed to enhance your experience without getting in your way. Download Sound-Shield today and experience sound your way.
SlowEar
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耳コピしたいのに、速すぎて全然聞き取れない… そんな苦労を、この超シンプルツールで一掃。 あなたの音楽ファイルを読み込んで、 テンポを**遅くする**(音程はそのままキープ)。 スライダーで滑らかに30%から100%まで調整。 さらに秒単位の精密ボタンでピンポイント操作: -2.0s -0.5s -0.01s +0.5s +2.0s +0.01s 苦手フレーズを瞬時に巻き戻し・微調整しながら、 ゆっくり何度も聞き直せます。**速くする機能は一切なし**——耳コピに集中するために、余計なものは削ぎ落としました。 対応形式(すべてピッチ維持でスロー再生) ・MP3 (.mp3) ・M4A (.m4a) ・AAC (.aac) ・WAV (.wav) ・AIFF (.aiff) Struggling to transcribe songs by ear because they're just too fast? This ultra-simple tool makes that frustration disappear.Load your music file and slow down the tempo while perfectly preserving the original pitch.Use the smooth slider to adjust from 30% to 100% of the original speed. For precise control, tap the fine-tune buttons:-2.0s -0.5s -0.01s +0.5s +2.0s +0.01s Instantly rewind and fine-tune those difficult phrases, then listen slowly as many times as you need.No speed-up function whatsoever. I removed everything unnecessary so you can stay fully focused on ear copying.Supported formats (all with pitch preserved during slow playback): • MP3 (.mp3) • M4A (.m4a) • AAC (.aac) • WAV (.wav) • AIFF (.aiff) --- 中文 --- 想扒谱却太快听不清?SlowEar 在保持原音高的同时放慢速度(30–100%)。平滑滑块加上以秒为单位的精确按钮,可快速回放并反复练习难点。没有加速功能,只为专注慢速聆听。支持 MP3/M4A/AAC/WAV/AIFF。 --- 한국어 --- 곡이 너무 빨라 귀카피가 어렵나요? SlowEar는 원래 음정을 유지하면서 속도를 30~100%로 늦춥니다. 부드러운 슬라이더와 초 단위 정밀 버튼으로 어려운 구간을 되감아 반복 연습할 수 있어요. 빠르게 재생 기능은 없이 느린 청취에만 집중. MP3/M4A/AAC/WAV/AIFF 지원. --- Español --- ¿Las canciones van demasiado rápido para sacarlas de oído? SlowEar reduce la velocidad (30–100%) manteniendo el tono original. Un control deslizante suave y botones precisos al segundo te permiten rebobinar y repetir las frases difíciles. Sin función de acelerar. Compatible con MP3/M4A/AAC/WAV/AIFF. --- Français --- Morceaux trop rapides pour les relever à l'oreille ? SlowEar ralentit le tempo (30–100%) tout en conservant la hauteur d'origine. Un curseur fluide et des boutons précis à la seconde permettent de revenir en arrière et de répéter les passages difficiles. Aucune accélération. Compatible MP3/M4A/AAC/WAV/AIFF. --- Deutsch --- Songs zu schnell zum Heraushören? SlowEar verlangsamt das Tempo (30–100%) bei gleichbleibender Tonhöhe. Ein sanfter Schieberegler und sekundengenaue Tasten lassen dich schwierige Stellen zurückspulen und wiederholen. Keine Beschleunigung. Unterstützt MP3/M4A/AAC/WAV/AIFF. --- Português --- Músicas rápidas demais para tirar de ouvido? O SlowEar reduz o tempo (30–100%) mantendo o tom original. Um controle deslizante suave e botões precisos ao segundo permitem voltar e repetir os trechos difíceis. Sem função de acelerar. Compatível com MP3/M4A/AAC/WAV/AIFF. --- Italiano --- Brani troppo veloci da trascrivere a orecchio? SlowEar rallenta il tempo (30–100%) mantenendo l'altezza originale. Un cursore fluido e pulsanti precisi al secondo permettono di riavvolgere e ripetere i passaggi difficili. Nessuna accelerazione. Supporta MP3/M4A/AAC/WAV/AIFF. --- Русский --- Песни слишком быстрые, чтобы снимать на слух? SlowEar замедляет темп (30–100%), сохраняя исходную высоту тона. Плавный ползунок и точные посекундные кнопки позволяют отматывать и повторять сложные фрагменты. Без ускорения. Поддержка MP3/M4A/AAC/WAV/AIFF. --- العربية --- هل الأغاني أسرع من أن تنسخها سمعيًا؟ يبطئ SlowEar الإيقاع (30–100%) مع الحفاظ على طبقة الصوت الأصلية. منزلق سلس وأزرار دقيقة بالثانية تتيح لك الإرجاع وتكرار المقاطع الصعبة. لا توجد ميزة تسريع. يدعم MP3/M4A/AAC/WAV/AIFF.
Screenshots
Verdict
The clearest difference is update cadence: SlowEar at every 3 weeks against Sound's every 2 months. Sound's advantage is iOS requirement (15.1 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Sound ships an update every 2 months, SlowEar every 3 weeks. The most recent releases landed on October 19, 2026 and October 13, 2026 respectively.
| Parameter | Sound | SlowEar |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 — better | 26.2 |
| Further details — not scored | ||
| Size | 43 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Soter | HIROSHI SHINKAWA |
In-app purchases
Sound
No in-app purchases
SlowEar
No in-app purchases









