--- title: "FM Synthesizer – Piano Keys - Reviews, Revenue and Downloads in United States | Apple App Store" description: "Complete immersion in the world of frequency sound synthesis! Adjust the parameters and get a new sound. What does the app offer? - New presets from TOP sound producers every month; - Multi-genre syn" --- # FM Synthesizer – Piano Keys — United States > Music frequency changer ![FM Synthesizer App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/9f/48/c2/9f48c2bf-45c6-47a3-f809-c91cd5fb6dd2/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png) **Developer:** [Stanislav Duplinskiy](https://apptail.io/developer/stanislav-duplinskiy-SRT) **Category:** Music **Rating:** 1.7/5 (6 ratings) **Price:** Free **Bundle ID:** com.castles.trip.fm-synthesizer **Store:** Apple App Store **Country:** United States **Version:** 1.4.1 (released 2026-06-29) **Original Release:** 2021-04-21 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id1563962952) **AppTail Page:** [https://apptail.io/app/fm-synthesizer-piano-keys-KORd/united-states](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/united-states) ## FM Synthesizer Description Complete immersion in the world of frequency sound synthesis! Adjust the parameters and get a new sound. What does the app offer? - New presets from TOP sound producers every month; - Multi-genre synths; - Settings for groups of effects; - Access to the recording of your creative sessions; - Ability to share your recordings with friends; privacy policy: terms of use: ## FM Synthesizer Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/75/7a/ce/757ace4d-ac40-6589-726c-fdf0d734648e/promo_1.png/1242x2688.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/37/60/d8/3760d86b-110e-ca9e-ca3f-c1a1af65056b/promo_2.png/1242x2688.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/15/48/5a/15485a45-e714-376b-949a-fc92d8def56b/promo_3.png/1242x2688.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/15/7f/0d/157f0d3d-9d9c-5c5e-cc78-ecb924e86f5e/promo_4.png/1242x2688.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/c1/7f/bf/c17fbf7a-4f29-559b-d88b-fd8aebaf5833/promo_5.png/1242x2688.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/32/ae/6b/32ae6b67-82e0-9b3c-844a-0be7f0fd8059/promo_6.png/1242x2688.png) ## FM Synthesizer Rating Breakdown in United States - 5 stars: 1 (17%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 5 (83%) ## FM Synthesizer Reviews in United States ### *---- "Awful" Don’t waste your time with this one. -- Kennyvert, 2024-10-22 ### ***** "Cool app" I’m really enjoying this app -- cool voice checking app, 2023-10-23 ### *---- "Don’t believe in renting apps" And neither should you as a consumer, -- zyberpunk, 2023-08-21 ### *---- "Doesn't work" Tapping the keys does absolutely nothing. The control knobs turn, but I never got it to make a single sound. And almost everything you tap brings up a screen asking you to "subscribe". Subscribe to what? A broken app? -- cholling13, 2021-12-14 [View all FM Synthesizer reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews) ## FM Synthesizer In-App Purchases | Item | Price | |------|-------| | Pro access and monthly updates | $9.99 | | Effects & Recording | $7.99 | ## FM Synthesizer Discovered Keywords - fm synthesizer - piano keys ## Apps Similar to FM Synthesizer - [Synth Pro: Analog Synthesizer](https://apptail.io/app/synth-pro-analog-synthesizer-IpD/united-states) - [SynthMaster One for iPhone](https://apptail.io/app/synthmaster-one-for-iphone-AEvb/united-states) - [LE05: Digitalism 2000 + AUv3](https://apptail.io/app/le05-digitalism-2000-auv3-krvc/united-states) - [RRS Ivoks](https://apptail.io/app/rrs-ivoks-jdAc/united-states) - [iDousyn](https://apptail.io/app/idousyn-yuxe/united-states) - [SynthMaster Player](https://apptail.io/app/synthmaster-player-EjCe/united-states) - [Pegboard - Wavetable Synth](https://apptail.io/app/pegboard-wavetable-synth-jabf/united-states) - [Polywave - Wavetable Synth](https://apptail.io/app/polywave-wavetable-synth-labf/united-states) - [Patch Base](https://apptail.io/app/patch-base-Bidl/united-states) - [XPad](https://apptail.io/app/xpad-gldl/united-states) ## FM Synthesizer Available In - [United States](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/united-states) - [United Kingdom](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/united-kingdom) - [Greece](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/greece) - [Vietnam](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/vietnam) - [Azerbaijan](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/azerbaijan) - [Belgium](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/belgium) - [Bulgaria](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/bulgaria) - [Bahrain](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/bahrain) - [Brunei](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/brunei) - [Brazil](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/brazil) - [Belarus](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/belarus) - [Belize](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/belize) - [Canada](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/canada) - [Switzerland](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/switzerland) - [Chile](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/chile) - [China](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/china) - [Colombia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/colombia) - [Czechia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/czechia) - [Germany](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/germany) - [Dominican Republic](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/dominican-republic) - [Algeria](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/algeria) - [Ecuador](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/ecuador) - [Egypt](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/egypt) - [Spain](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/spain) - [Finland](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/finland) - [France](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/france) - [Ghana](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/ghana) - [Hong Kong SAR China](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/hong-kong) - [Croatia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/croatia) - [Hungary](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/hungary) - [Indonesia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/indonesia) - [Ireland](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/ireland) - [Iceland](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/iceland) - [Italy](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/italy) - [Japan](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/japan) - [South Korea](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/south-korea) - [Kuwait](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/kuwait) - [Cayman Islands](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/cayman-islands) - [Lebanon](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/lebanon) - [Sri Lanka](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/sri-lanka) - [Lithuania](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/lithuania) - [Luxembourg](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/luxembourg) - [Latvia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/latvia) - [Madagascar](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/madagascar) - [North Macedonia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/north-macedonia) - [Mali](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/mali) - [Malta](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/malta) - [Mexico](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/mexico) - [Malaysia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/malaysia) - [Nigeria](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/nigeria) - [New Zealand](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/new-zealand) - [Peru](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/peru) - [Philippines](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/philippines) - [Pakistan](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/pakistan) - [Poland](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/poland) - [Portugal](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/portugal) - [Romania](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/romania) - [Russia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/russia) - [Saudi Arabia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/saudi-arabia) - [Sweden](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/sweden) - [Singapore](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/singapore) - [Slovenia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/slovenia) - [Slovakia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/slovakia) - [Senegal](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/senegal) - [Thailand](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/thailand) - [Tunisia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/tunisia) - [Türkiye](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/turkey) - [Taiwan](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/taiwan) - [Ukraine](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/ukraine) - [Uruguay](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/uruguay) - [Uzbekistan](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/uzbekistan) - [Armenia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/armenia) - [South Africa](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/south-africa) - [Argentina](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/argentina) - [Austria](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/austria) - [Australia](https://apptail.io/app/fm-synthesizer-piano-keys-KORd/australia) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*