Harmonium vs SRGM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Harmonium
This app simulates a harmonium, a free-reed organ essential to Indian classical music. It's designed for singers and musicians to practice vocals, learn music theory, and improve their voice quality. Carry a virtual harmonium anywhere for practice and musical exploration.
- Virtual harmonium simulation
- Vocal practice and music learning
- Sur Sadhna and Raag Sadhana
- Kharaj ka riyaz for bass notes
- Smooth sliding finger play
- Coupler for richer sound
- Zoomable and fullscreen keys
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Harmonium is a musical instrument which is a free-reed organ that generates sound as air flows past a vibrating piece of thin metal in a frame. It is an important instrument in many genres of Indian music especially classical. It is widely used in India in Indian music concerts. A lot of Singers use harmonium for practicing vocals to make their vocals and music knowledge more strong. Wannabe singers use it to learn music, understand Sur and improve their vocals. Harmonium is one of the best musical instruments for practicing vocals, understanding music , understanding Sur (doing Sur Sadhna), understanding Raags (doing Raag Sadhana), doing Kharaj ka riyaz (for improving Bass notes in your voice – getting more deep & resonant voice), improving surilapan (improving sound quality of vocals – sweetening vocals) etc. A normal harmonium costs something to you but GameG + Consonance presents you the real Harmonium for free. Whether you are a musician or a singer (who uses harmonium for practicing vocals), you can carry your harmonium in your device (iPhone / iPad). There are some places where you can’t take your real harmonium but you can carry this one everywhere. Key Features:- Smooth Playing - You don't have to lift you fingers if you wanna play next or previous key, you just have to slide your finger smoothly on it. Coupler - Coupler provides the effect of richness in the sound of the harmonium by adding sounds of an octave higher notes to the notes which you play. Zoom In / Zoom Out Keys - Use the Plus / Minus buttons for Zoom In / Zoom Out the keys of the harmonium and adjust them according to your needs. Fullscreen Keys View - Now you can get a fullscreen keys view either by clicking the expand button or from the settings of the app, for getting more keys on the screen 42 keys / 3.5 saptak octaves harmonium extended to 88 keys / 7.3 saptak octaves Privacy Policy: https://www.consonance.in/privacy_applestore.html Terms Of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
SRGM
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SRGM is a sargam notation app for any melody — from Hindustani and Carnatic classical to film songs, folk tunes, and world music. Write it down, play it back, and share it with a community. Whether you're learning a bandish, working out a Bollywood hook, or transcribing an Irish jig, SRGM gives you the tools. Indian music heritage runs deep — full raag and taal support, multi-script sargam — but the editor is just as happy with anything you can sing or hum. The community is completely free — publishing your songs and exploring what others have shared are both included at no cost. You never need a subscription to share your work or learn from others. EVERYTHING YOU NEED • Write notations with full raag and taal support — teental, jhaptal, rupak, adi, and dozens more — or use free rhythm for any meter • Play back what you write with voice like audio emulation • Organise your work into notebooks, songs, and alankaars (paltas) • Transpose to any Sa pitch without rewriting a single note • Switch scripts — Romanised (Sa Re Ga Ma), Devanagari (स रे ग म), Kannada, Telugu, Tamil, Malayalam • Choose between marker notation and numbered notation • Toggle lyrics on or off; grid, flow modes PRACTICE TOOLS • Loop sections to drill difficult phrases • Alankaar designer that let's you play and master alankaars • Built-in metronome with configurable count-in • A–B loop selection for focused practice • Notebooks to keep all practice material together and keep it searchable COMMUNITY — FREE TO PUBLISH, FREE TO EXPLORE • Publish your songs to the community at no cost • Browse, like, and save notations from other musicians — no subscription required • Copy community songs into your own notebooks to study SRGM PRO • Unlimited notebooks and songs • Advanced audio playback — A–B loops, speed ramps, pro transpose, selection loops, extended count-in • Priority community features Start free today. Upgrade whenever you need more. Privacy: https://srgm.io/privacy Terms: https://srgm.io/terms Questions: srgmioapp@gmail.com
Screenshots
Verdict
The clearest difference is ads: SRGM at none against Harmonium's shown. SRGM also leads on update cadence (every 11 days vs every 3 months). On price, in-app purchases, device support and iOS requirement 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. Harmonium sells 1 in-app purchase, starting at $4.99 per year and SRGM sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
Harmonium ships an update every 3 months, SRGM every 11 days. Both last shipped on October 25, 2026.
| Parameter | Harmonium | SRGM |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (7 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 3 months | Every 11 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15 — better | 15.1 |
| Further details — not scored | ||
| Size | 21 MB | 58 MB |
| Age rating | 12+ | 4+ |
| Developer | Consonance | Prithwin Rajeeva |
In-app purchases
Harmonium
- Harmonium Remove Ads$4.991 Year
SRGM
- SRGM Pro Monthly$6.991 Month
- SRGM Pro Yearly$49.991 Year









