voice range checker vs Sing Sharp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
voice range checker
This app analyzes your voice through your device's microphone to identify your highest and lowest vocal pitches. Share your vocal range results via email or Twitter.
- Check highest voice pitch
- Check lowest voice pitch
- Uses device microphone
- Share results via email
- Post results on Twitter
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"Voice Range Checker" is an application to check your "voice range". When you talk into the microphone of iPhone/iPod touch, it can check "the highest voice" and "the lowest voice" in your voice. Let's get started by following the sample voice! You can send an email to your friends and post on Twitter about the result you checked. If you have any request or trouble report, post on Twitter with #checkvoicerange, or contact us at the inquiry form of CRI Middleware website.
Sing Sharp
This app acts as a personal vocal coach, offering real-time feedback on pitch and resonance. It provides interactive video lessons, personalized exercises, and challenges to help users expand their vocal range and improve their singing skills.
- Real-time pitch and resonance feedback
- Interactive video lessons
- Personalized vocal exercises
- Vocal range expansion training
- Perfect pitch training
- Progress tracking
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Sing Sharp is your personal vocal coach — singing lessons, vocal training and a complete voice studio in one singing app. Learn to sing with real-time feedback, take the vocal range test, build perfect pitch with ear training, and unlock the voice you have always wanted. From singing lessons for beginners to advanced technique for experienced singers, every exercise adapts to your voice, your range and your goals. REAL-TIME FEEDBACK ON EVERY NOTE Sing Sharp listens while you sing, powered by advanced AI audio analysis. The built-in pitch detector analyzes your voice in real time, shows every note you hit or miss, and doubles as a precise voice tuner — check your pitch any time, on any note. Ever wonder whether you are singing in chest voice or head voice? Watch your vocal resonance visualized inside your body as you sing. PERSONALIZED SINGING LESSONS These are voice lessons that listen. No static, pre-recorded drills: Sing Sharp generates music dynamically — like a singing teacher playing the piano just for you — and keeps every vocal exercise inside your safe range, so you improve without straining your voice. VOCAL RANGE TEST Start with a quick voice test to find your true vocal range in minutes. See your lowest and highest notes, and watch your range grow as your vocal training progresses. VOCAL WARM UP & DAILY VOCAL EXERCISES Six focused programs full of vocal exercises for singers at every level: • Daily Workout — build a strong vocal foundation with daily singing exercises • Recovery Warmup — protect vocal health with gentle vocal fry exercises that improve vocal cord closure, release tension and prevent strain • Sing High Notes — build on vocal fry and relaxation technique to expand your vocal range and explore every quality of your high notes, from light falsetto to powerful belting, without voice cracks • Mix Mastery — blend chest voice and head voice into one smooth mixed voice • Vibrato Pro — coordinate vocal cords and diaphragm to unlock a natural, beautiful vibrato • Harmony & Trio — learn to sing vocal harmony, from simple thirds to multi-part arrangements, and train solfege through major and minor scales PERFECT PITCH & EAR TRAINING Think you are tone deaf? Almost nobody is — most voices are just untrained. Start with a simple tone deaf test, then build your musical ear and a real sense of solfege with daily pitch training and ear training exercises: recognize notes, match pitch and sing in tune, every time. From your first do re mi to a working feel for music theory, your ear grows as your voice does. INTERACTIVE LESSONS WITH VIDEO DEMONSTRATIONS Learn how to sing better, step by step, with video lessons from professional vocal coaches, built on a proven vocal coaching method — vocal warm ups, breathing exercises for singing, breath support and the technique behind falsetto, high notes and more. RECORD YOUR PROGRESS & TAKE ON CHALLENGES Record audio and video of your performance for a complete assessment, unlock achievements, and share your best takes with friends or the global vocalist community. Detailed progress tracking keeps your singing practice consistent and shows your voice training pay off, day by day. You know that one song — the one you sing with everything you've got when nobody else is around, the one that makes you feel, just for a moment, like a true singer. Now imagine singing it in front of people: not perfectly, but beautifully, confidently, proud of your own voice. That moment is not about talent. It is about training. Preparing for an audition, choir practice or karaoke night? Ready to become a singer at last? No schedules, no expensive in-person vocal lessons or singing classes — your vocal coach lives in your pocket. Download Sing Sharp, start your vocal training today, and give that one song the voice it deserves. Terms of Use: https://www.singsharp.com/terms-of-service
Screenshots
Verdict
The clearest difference is review sentiment: Sing Sharp at 70% against voice range checker's 24%. Sing Sharp also leads on rating (4.3 vs 1.0) and update cadence (every 5 weeks vs every 14 months). voice range checker's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price 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. Sing Sharp sells 10 in-app purchases, starting at $19.99 per month. voice range checker asks for nothing beyond the download.
Sing Sharp holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Sing Sharp has 14K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 24% of voice range checker's written reviews are positive against 70% of Sing Sharp's.
voice range checker ships an update every 14 months, Sing Sharp every 5 weeks. The most recent releases landed on September 21, 2026 and September 25, 2026 respectively.
| Parameter | voice range checker | Sing Sharp |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.3 (14K ratings) — better |
| Positive reviews | 24.1% of reviews | 69.6% of reviews — better |
| Number of ratings | 1 | 14K — better |
| Update frequency | Every 14 months | Every 5 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Best chart rank | — | #199 — better |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 8.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 7 MB | 215 MB |
| Age rating | 4+ | 4+ |
| Developer | CRI Middleware Co., Ltd. | Singing Lessons & Vocal Training Academy Learn Singing with Pro Vocal Coaches & Voice Trainers |
Customer experience
voice range checker
Sing Sharp
Bugs and requests
voice range checker
Not enough reviews yet to summarise bugs or requests.
Sing Sharp
Reported bugs
3 issues- App crashes frequently
- Subscription issues and lack of customer support
- Inconsistent performance and glitches
Requested features
5 requests- Expand song library to include more genres and artists
- Improve song selection for beginners
- Provide option to purchase individual songs without subscription
- Enhance progress tracking and goal-setting features
- Improve microphone compatibility and voice recognition
In-app purchases
voice range checker
No in-app purchases
Sing Sharp
- Sing Sharp Membership -1 Month3 Days trial$19.991 Month
- Sing Sharp Membership -3 Month3 Days trial$39.993 Months
- Sing Sharp Membership -1 Year3 Days trial$99.991 Year
- Package of 5 Basic Warm Up Exercises$0.99
- Package of 5 Intermediate Warm Up Exercises$0.99
- Package of 5 Advanced Warm Up Exercises$0.99
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- Package of 3 Melodic Warm Up - A$0.99
- Package of 3 Melodic Warm Up - B$0.99
- Remove Ad$2.99
- 1 Year Membership Subscription$29.99







