Comparison

Seshat vs Yomiage Voice

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

Head to head
About

Seshat

Features
Read full description

Based on your recorded conversations, our AI-powered tool can automatically transcribe the text, recognize speakers, and convert voices into character voices like Zunda-mon. You can then output these as videos! The best part? You can upload these videos to platforms like YouTube or Nico Nico Douga without revealing your own voice. Here are some key points: Simple Setup: Easily create straightforward videos with minimal configuration. Speaker Emphasis: Only the icon of the person speaking is highlighted, making it clear for viewers. Additional Features: Add subtitles to raw data. Once you download the data, you can adjust it offline. Most of the work is done automatically by AI, including transcription, speaker recognition, and voice generation. You can use voices from characters like Zunda-mon, Kyushu Sora, and Shikoku Meta-tan from VoiceVox for free. Share the videos you create with others instantly! This app, called Voice2Movie, utilizes cutting-edge technology to create videos from audio. Keep in mind that there may be occasional recognition errors in the transcription; in such cases, manual corrections are recommended. Feel free to explore this exciting tool and start creating your own videos! VoiceVox γšγ‚“γ γ‚‚γ‚“ Zundamon VoiceVox ε››ε›½γ‚γŸγ‚“ Shikoku Metan VoiceVox δΈ­ε›½γ†γ•γŽ Cyugoku Usagi VoiceVox δΉε·žγγ‚‰ Kyusyu Sora and so on...

About

Yomiage Voice

Transform text into professional-sounding character voices with this AI-powered text-to-speech app. Choose from multiple expressive characters and adjust speech speed for various content creation needs, from social media narration to study aids.

Highlights
  • AI-powered text-to-speech
  • Multiple expressive character voices
  • Adjustable speech speed
  • One-tap save and share
  • Intuitive interface
Read full description

One tap turns your text into pro-quality character voices! Yomiage Voice is a high-quality text-to-speech (TTS) app powered by the popular VOICEVOX engine. Mix and match four expressive characters β€” Zundamon, Shikoku Metan, Kasukabe Tsumugi, and more β€” and adjust speed to fit any scene. Perfect for social media narration, study reading, audiobook drafts, VTuber script checks, accessibility, language learning, and content creation. Key features: β€’ Natural, high-quality synthetic voices powered by VOICEVOX β€’ 4 character voices with distinct personalities β€’ Adjustable speech speed β€’ One-tap save & share β€” great for TikTok, YouTube Shorts, X, and Instagram β€’ Simple, intuitive interface Great for: β€’ Voiceover narration for short videos β€’ VTuber script previews β€’ Studying & reading practice β€’ Accessibility (reading aloud) β€’ Fun voice messages This app uses character voice assets kindly provided by the VOICEVOX team. β€’ VOICEVOX engine β€’ Character voices used under each rights holder's permission β€’ Voice usage terms: https://voicevox.hiroshiba.jp/ Character illustrations by Sakamoto Ahiru: https://www.pixiv.net/users/12147115 Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Seshat4 screens
Yomiage Voice4 screens

Verdict

The call

The clearest difference is iOS requirement: Yomiage Voice at 13.0 against Seshat's 16.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Seshat sells 1 one-off in-app purchase and Yomiage Voice sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Seshat ships an update every 2 weeks, Yomiage Voice every 10 days. The most recent releases landed on May 16, 2026 and September 17, 2026 respectively.

Scorecard1 real difference Β· 7 level
Seshat versus Yomiage Voice: the parameters behind the verdict, then further details
ParameterSeshatYomiage Voice
PriceFreeFree
Positive reviewsβ€”90.0% of reviews
Update frequencyEvery 2 weeksEvery 10 days β€” better
AdsNoNo
In-app purchasesYesYes
Monetizationβ€”Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS16.113.0 β€” better
Further details β€” not scored
Size225 MB69 MB
Age rating4+4+
DeveloperYuto InagakiWarashibe Tech LLC

In-app purchases

1 purchases

Seshat

One-time1
  • Premium Membership$2.99
1 purchases

Yomiage Voice

Subscriptions1
  • γ‚ˆγΏγ‚γ’γƒœγ‚€γ‚Ή Premium$1.991 Month

Questions

Is Seshat free?
Seshat is free to download, with in-app purchases available.
Is Yomiage Voice free?
Yomiage Voice is free to download, with in-app purchases available.
Do Seshat or Yomiage Voice have ads?
Neither Seshat nor Yomiage Voice shows ads.
Which is updated more often, Seshat or Yomiage Voice?
Seshat ships an update every 2 weeks, and Yomiage Voice every 10 days. Most recently, Seshat was updated on May 16, 2026 and Yomiage Voice on September 17, 2026.

Other comparisons