Comparison

Taiko Spirits + for iPhone vs Koto Sim

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Taiko Spirits + for iPhone

Experience realistic WADAIKO drumming with this app. It uses your device's sensors to simulate the velocity and location of your taps, producing dynamic 3D sounds. Enjoy studio-quality recordings and visual fireworks with each beat.

Highlights
  • Velocity-sensitive drumming
  • 3D spatial sound effects
  • Studio-quality taiko recordings
  • Multiple taiko drum types (optional)
  • Visual fireworks feedback
  • Background music playback
Features
Read full description

"You don't know the real WADAIKO App!!" "If you have the app, you can get real WADAIKO sounds!!" "Taiko Spirits +" has evolved to to become a more realistic WADAIKO app. "Taiko Spirits +" has the reasons why the app are a full-fledged WADAIKO app. [Major features] 1.To represent faithfully the velocity. By utilizing an acceleration sensor, it is possible to faithfully represent the velocity. In other words, if you tap lightly on the taiko, the app beat weak Taiko sounds, else if you tap strongly on the taiko, the app beat strong Taiko sounds. 2.The taiko sound representation in 3D space. Depending on where you tap the taiko, the sound of the drum is different. If you tap on the left side from the center position of the taiko, the app beat the sound is listen to the left ear is more strongly, else if you tap on the right side from the center position of it, the app beat the sound is listen to the right ear is more strongly. 3.Taiko sound is all that was recorded in the studio. Sound of the taiko (skin and edge) is using all were recorded in the studio. Sound of the taiko is using those skins and edge, as well as the strength, the sound was recorded separately struck in the hands of right and left. 4.The app have four types of taiko.(Option) You can play Nagadou-Daiko, Oh-Daiko, Shime Daiko(Bass and treble). 5.Fireworks will appear when you tap the taiko. When you tap the taiko, a variety of fireworks will appear depending on the strength of the tap. In addition to this, you can play your favorite tunes in the background has been included on the iPod and sample sounds.(Option) Now, Please enjoy some sense of realism in this Taiko sound. === Contact for the app === Support site:http://supp-app.com/Taiko_Spirits_Plus_for_iPhone facebook:http://www.facebook.com/taiko.spirits Twitter:@taiko_spirits E-mail:wadaikospirits@gmail.com

About

Koto Sim

Experience the authentic sound and feel of Japan's national string instrument. This app offers realistic koto tones, customizable interfaces, and multiple play modes for musicians and enthusiasts. Record and share your creations within an immersive simulation.

Highlights
  • Authentic koto sounds
  • Customizable interface and tuning
  • Three dynamic play modes
  • Built-in recorder
  • Screen recording for sharing
  • Immersive simulation environment
Features
Read full description

Step into the serene world of the koto, Japan's national string instrument, celebrated for its delicate tones and timeless beauty. Koto Sim brings the authentic sound and feel of this iconic instrument to your fingertips, offering a realistic and inspiring platform for musicians, learners, and music enthusiasts. About the Koto The koto is a traditional Japanese string instrument with a long, elegant body and movable bridges. Typically with 13 strings (though there are variations), it produces a bright, resonant sound that is both calming and expressive. Rooted in Japanese classical music, the koto has evolved into modern genres, creating a harmonious blend of tradition and innovation. Why You’ll Love Koto Sim Authentic Koto Sounds Enjoy meticulously sampled koto tones, capturing the instrument’s bright, resonant, and expressive character. Perfect for traditional Japanese melodies or exploring modern compositions. Customizable Interface Adjust the key layout, bridge positions, and even tuning settings with advanced controls like microtone adjustments and transpose. Whether you’re performing classic koto pieces or crafting a new tuning style, Koto Sim adapts effortlessly to your creative flow. Three Dynamic Play Modes Free Play Mode: Play multiple strings to create rich, layered harmonies and flowing melodies. Single Note Mode: Focus on individual strings — ideal for mastering traditional techniques and scales. Soft Release Mode: Add a natural fade-out effect for smooth, authentic performances. Record and Share Your Music Capture your koto music effortlessly with the built-in recorder — or go one step further and record your entire screen performance to share with the world. Whether for progress tracking, social media, or artistic expression, sharing is seamless and intuitive. Immersive Simulation Screen Dive into a visually detailed, lifelike simulation environment that replicates the experience of playing a real koto. The authentic layout and animations make every note feel genuine. What Makes Koto Sim Unique? True-to-Life Sound: Every note replicates the elegant, resonant tones of a real koto, offering an authentic musical experience. Cultural Significance: Immerse yourself in the heritage of Japanese classical music while exploring modern adaptations. Elegant Design: A sleek, intuitive interface ensures a seamless experience for musicians of all levels. Creative Freedom: From traditional koto melodies to experimental microtonal fusion, Koto Sim opens the door to limitless musical expression. Download Koto Sim today and let the graceful tones of the koto inspire your music!

Screenshots

Taiko Spirits + for iPhone4 screens
Koto Sim4 screens

Verdict

The call

The clearest difference is rating: Koto Sim at 5.0 against Taiko Spirits + for iPhone's 3.7. Taiko Spirits + for iPhone's advantage is ads (none vs shown) and iOS requirement (9.3 vs 12.0). On price, ratings volume, update cadence and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Taiko Spirits + for iPhone sells 2 one-off in-app purchases and Koto Sim sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Koto Sim holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 4 respectively.

UpkeepUpdate frequency

Taiko Spirits + for iPhone ships an update every 3 weeks, Koto Sim every 4 weeks. The most recent releases landed on June 5, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 6 level
Taiko Spirits + for iPhone versus Koto Sim: the parameters behind the verdict, then further details
ParameterTaiko Spirits + for iPhoneKoto Sim
PriceFreeFree
Rating3.7 (3 ratings)5.0 (4 ratings) — better
Number of ratings34 — better
Update frequencyEvery 3 weeks — betterEvery 4 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.3 — better12.0
Further details — not scored
Size55 MB125 MB
Age rating4+4+
DeveloperAkinobu YAMAMOTOAlper Kahriman

Customer experience

Taiko Spirits + for iPhone

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

Koto Sim

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Taiko Spirits + for iPhone

One-time2
  • 太鼓セグメントコントロール$1.99
  • 伴奏セグメントコントロール$2.99
1 purchases

Koto Sim

One-time1
  • Get Premium$8.99

Questions

Is Taiko Spirits + for iPhone free?
Taiko Spirits + for iPhone is free to download, with in-app purchases available.
Is Koto Sim free?
Koto Sim is free to download, with in-app purchases available.
Which has better reviews, Taiko Spirits + for iPhone or Koto Sim?
Koto Sim is rated higher. Taiko Spirits + for iPhone averages 3.7 out of 5 from 3 ratings, while Koto Sim averages 5.0 from 4 ratings.
Do Taiko Spirits + for iPhone or Koto Sim have ads?
Koto Sim shows ads; Taiko Spirits + for iPhone does not.
Which is updated more often, Taiko Spirits + for iPhone or Koto Sim?
Taiko Spirits + for iPhone ships an update every 3 weeks, and Koto Sim every 4 weeks. Most recently, Taiko Spirits + for iPhone was updated on June 5, 2026 and Koto Sim on September 19, 2026.

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