Carnatic Tuner vs SwarMeter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Carnatic Tuner
This music app helps you check the accuracy of the notes you sing or play. It listens to your performance and provides precise feedback on your swara accuracy. For best results, use headphones with your sruthi box or tambura machine.
- Swara accuracy check
- Note tuning
- Real-time feedback
- Pitch setting
- Headphone usage recommended
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Carnatic Tuner is a tuner made for Indian classical music. It listens to your voice or instrument and shows the swara you are on — S R1 R2 G2 G3 M1 M2 P D1 D2 N2 N3 — and how many cents sharp or flat you are. Use it to tune a veena, violin, flute, mridangam or tabla, or to check your own singing against your shruti. THE SWARA DIAL The whole octave is laid out like a clock face, with Sa at 12 o'clock and pitch rising clockwise. Each swara is marked at its true position, and a marker moves around the ring to show exactly where your note sits between them. The note name and its ratio to Sa are shown in the centre. TUNED THE WAY YOU PLAY Swaras are measured against pure just-intonation ratios relative to your Sa — Pa is a perfect 3/2, Ga a pure 5/4 — not against the equal-tempered notes of a keyboard. What reads as "in tune" here is what sounds in tune against a tambura. SET YOUR SA YOUR WAY • Pick any of the 12 standard pitches (C, C#, D …), or step through them with the arrows. • Or tap Auto-detect Sa and hold a steady note. The app takes that exact pitch as Sa and shows how far it is from the nearest standard pitch, for example "C# +12¢". 22 SHRUTIS Turn on 22-shruti mode in Settings to add the other ten shruti positions to the dial, numbered by their distance from Sa. Notes are then matched to all 22, and the meter becomes twice as fine. MADE TO BE READ AT A GLANCE • Green, yellow and red show in tune, close and off. • A bar meter gives a fine cents reading; turn it off if you prefer the dial alone. • Choose how the display responds: Fast, Normal or Steady. • Five colour themes, with light and dark appearance. • The screen stays awake while you tune. • Works on iPhone and iPad.
SwarMeter
This app helps Indian classical musicians perfect their pitch and vocal nuances. It offers real-time visual feedback on your voice, allowing you to train your ear and improve accuracy for both Hindustani and Carnatic music styles. Practice with customizable themes and precise swara tuning.
- Visual Pitch Graph
- Precise Swara Tuner
- Immersive Themes
- Customizable Settings
- Real-time Voice Feedback
- Gamakas and Meend Analysis
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Master your Swaras. Perfect your Gamakas. Swarmeter is the ultimate companion for your daily Riyaz, designed exclusively for Indian Classical Music. Swarmeter captures the continuous nature of Indian music, helping you visualize the nuances of your voice. Whether you practice Hindustani or Carnatic music, Swarmeter provides the instant visual feedback you need to train your ear and improve your pitch accuracy. Swarmeter is free to download and use. You get full access to the precise Tuner Dial for your daily practice. You instantly have access to two beautiful themes for free. TOP FEATURES: • Visual Pitch Graph (Pro): See your voice in real-time. Analyze the shape of your Gamakas, Meend, and vibrato with a smooth, responsive graph. • Precise Swara Tuner: Lock into your Sruti. The dedicated dial shows your exact alignment with the 12 Swaras (Sa, Re, Ga, Ma...). • Immersive Themes: Practice in a space that inspires you. Choose from beautiful themes like "Golden Hampi," "Midnight Puri," and "Rajasthan Sands." (Premium themes available in Pro). • Customizable (Pro): Adjust your reference pitch (A=440Hz, 432Hz, etc.) and fine-tune microphone sensitivity. WHY SWARMETER? Visual feedback is the fastest way to improve intonation. By seeing exactly where your pitch lands and how it moves between notes, you can correct errors instantly and build muscle memory for perfect Sruti. SWARMETER PRO: Upgrade to Pro for the ultimate experience: • Unlock the Visual Pitch Graph • Unlock all Premium Themes • Enjoy an Ad-Free practice session • Access advanced display and tuning settings Download Swarmeter today on iPhone and iPad and take your music to the next level.
Screenshots
Verdict
The clearest difference is rating: SwarMeter at 5.0 against Carnatic Tuner's 3.3. SwarMeter also leads on update cadence (every 2 months vs every 10 months) and iOS requirement (13.0 vs 16.0). Carnatic Tuner's advantage is in-app purchases (none vs 1) 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. SwarMeter sells 1 one-off in-app purchase. Carnatic Tuner asks for nothing beyond the download.
SwarMeter holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 1 respectively.
Carnatic Tuner ships an update every 10 months, SwarMeter every 2 months. The most recent releases landed on October 10, 2026 and October 3, 2026 respectively.
| Parameter | Carnatic Tuner | SwarMeter |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (4 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 55.6% of reviews | — |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 10 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 58 MB |
| Age rating | 4+ | 4+ |
| Developer | Ramachandra Mallappa | Digish Pandya |
Customer experience
Carnatic Tuner
SwarMeter
In-app purchases
Carnatic Tuner
No in-app purchases
SwarMeter
- Swarmeter Pro$5.99








