Comparison

Voidol vs OshaberiAI

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

Head to head
About

Voidol

Transform your voice in real-time or with a slight delay using AI technology. Choose from preset character voices or purchase additional voice models. Record and save your converted audio for sharing.

Highlights
  • Real-time voice conversion
  • Imitation (Parrot) mode
  • AI-powered voice morphing
  • Preset character voices
  • In-app purchase voice models
  • Voice recording and saving
  • Handsfree headset support
Read full description

Powerful update to Voidol: mobile, the iOS version of real-time voice conversion software Voidol. In addition to the Realtime Talk Mode, a new Parrot (Imitation) Mode has been added to this application. You can switch these two modes by tapping character icon. Parrot (Imitation) Mode: To speak into the iPhone, and the converted voice will be played after soon. Realtime Talk Mode: You can convert your voice in real time by speaking into your iPhone, Recording is also available. The application changes your voice into various character’s voice in real-time by AI technology. In the application, seven characters have been installed as the preset voice models. (Male voice model “Kanade Minato”, “Otoshiro Tsukasa”, “Jack Blow”, Female voice model “Queen Shuffle”, “Rice Chan”, “Miranda” and Boyish female voice model “CRIMMZOH”) You can also install other voice models with in-app purchase. The lineup of the in-app purchase ranges from well-known characters to Crimson Technology's original characters and includes Tohoku Zunko (CV: Satomi Sato)", "Tohoku Kiritan (CV: Himika Akaneya)", "Takanotsume-dan Yoshida-kun (CV: FROGMAN)". [How to play] 1. You can play with iPhone alone, but if you want to enjoy voice change with clearer sound, please use a handsfree headset. (You can also play with the earphone with microphone attached to the iPhone) 2. When using the built-in microphone of the iPhone, you can reduce feedback noise by playing with rotation lock switch off. 3. In the Realtime Talk Mode, you can record a converted voice with the red button at the bottom right. After stopping recording, open the “RecordedList” from the setting icon on the upper right, and a list of recorded data will appear. You can save it on your iPhone or send it by email. [Notes when playing] ・ The Realtime Talk Mode is in the mute at first setup. When using earphones with a microphone, please cancel the mute after connecting the earphones. -If you make a big sound from the iPhone speaker, unpleasant noise is likely to occur due to the feedback. If you are concerned about noise, please lower the volume to play or use a handsfree headset. -When using the built-in microphone of iPhone, the output volume is muted to avoid the feedback noise, but the converted voice is recorded normally. ・ After selecting a voice model, please select the narrator type that sounds good for you from the narrator list. [About Voidol] Voidol is AI real-time voice conversion application that can change your voice into various character’s voice. You can use this software for game streaming, online chat, or YouTube videos. Voidol macOS version won the number one sale on the paid software category on Mac App Store. Voidol Windows version won the number one on the most purchased software category on Amazon.jp. Voidol2 is now available. In addition to the conventional AI mode, a new SYNTH mode has been added. [About R.C.voice] R.C.voice = “R” means “real-time & real-quality”, “C” means “Changer”. Voidol uses R.C.voice technology developed by CRIMSON TECHNOLOGY, Inc. This technology is based on CRIMSON TECHNOLOGY’s original “Metamorphone” method. It has been developed in partnership with the research team of Prof. Toda Tomoki of Nagoya University. ・Specification - Sampling Frequency: 44100Hz - Bit Width: 16bit - Latency: within 100ms - Pitch shifter is used for the voice conversion between male and female. ※Mac App Store, iOS, iPhone is a trademark of Apple Inc. ※R.C.voice is the registered trademark of CRIMSON TECHNOLOGY, Inc. ※Voidol is a trademark of CRIMSON TECHNOLOGY, Inc. ※Described company name and product name are the registered trademarks or trademarks of each company. ※All information including product specifications, is current on the date of the press announcement, but is subject to change without prior notice.

About

OshaberiAI

Create and chat with personalized AI virtual agents. Customize their appearance, voice, and personality using AI prompts and 3D models. Engage in dynamic conversations, get assistance, or simply enjoy companionship.

Highlights
  • AI prompt-based character creation
  • Customizable 3D VRM models
  • VOICEVOX voice integration
  • Dynamic facial expression adjustment
  • Personalized personality and speaking styles
  • Assistance with tasks and research
Read full description

A Virtual Agent App: a perfect fusion of character creation by AI prompt engineering, customizable 3D VRM models, and your favorite voices by VOICEVOX. Not only can this virtual agent engage in conversation with you, but it can also dynamically adjust its facial expressions to match the tone and content of your discussion. By creatively tweaking the prompts, you can tailor your virtual agent to exhibit various personalities and speaking styles. It can even join you in games, assist with research, or lend a helping hand in your tasks. Combine 3D models and voices to nurture and cultivate your very own ideal virtual agent, created just for you! ※Please refer to the usage terms and conditions for each character recorded in VOICEVOX when using audio-accompanied captured videos of this app. https://voicevox.hiroshiba.jp ●How to Use● - Launch the app and either say "こんにちは" (Hello) or tap on the character. - When the character asks "どうしたの?" (What's up?) and "Listening..." appears in the message box, feel free to talk about anything you like. - The character will respond and chat with you based on what you said. - You can enjoy a trial of up to 5 turns. If you like it, we would be delighted if you purchased the chat pack for extended conversations. ●Settings● - Open the settings screen by tapping the button at the top right corner of the screen. - You can configure various settings such as the prompt for AI, wake words to initiate conversation (multiple entries allowed, separated by commas), and response phrases. - To change the character's 3D model, copy the VRM file to your iPhone, then select that VRM file by tapping the "VRM..." button. To apply the changes, restart the app. - By adjusting the camera's height and distance, you can display the character's full body or accommodate taller/shorter 3D models. ●End User License Agreement● This app requires monthly subscription to remove the limitation for using this app. Please confirm the EULA (End User License Agreement) before purchasing. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Voidol4 screens
OshaberiAI4 screens

Verdict

The call

The clearest difference is review sentiment: OshaberiAI at 67% against Voidol's 16%. OshaberiAI also leads on rating (3.3 vs 2.3) and ads (none vs shown). Voidol's advantage is monetization model (free with in-app purchases vs subscription). On price, ratings volume, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Voidol sells 12 one-off in-app purchases and OshaberiAI sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

OshaberiAI holds the better App Store score, 3.3 against 2.3. Both are backed by a comparable volume of ratings — 10 and 4 respectively. Written reviews point the same way: 16% of Voidol's written reviews are positive against 67% of OshaberiAI's.

UpkeepUpdate frequency

Voidol ships an update every 3 months, OshaberiAI every 10 days. The most recent releases landed on September 2, 2026 and June 1, 2026 respectively.

Scorecard6 real differences · 4 level
Voidol versus OshaberiAI: the parameters behind the verdict, then further details
ParameterVoidolOshaberiAI
PriceFreeFree
Rating2.3 (10 ratings)3.3 (4 ratings) — better
Positive reviews16.2% of reviews66.7% of reviews — better
Number of ratings10 — better4
Update frequencyEvery 3 monthsEvery 10 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.011.0 — better
Further details — not scored
Size252 MB152 MB
Age rating4+4+
DeveloperCRIMSON TECHNOLOGY, IncYuji Ueki

Customer experience

Voidol

All ratings10 ratings
Positive30.0%
Neutral0.0%
Negative70.0%
Written reviews74 reviews
Positive16.2%
Neutral6.8%
Negative77.0%

OshaberiAI

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

12 purchases

Voidol

One-time12
  • Otoshiro TsukasaFree
  • MirandaFree
  • Rice ChanFree
Show 9 more
  • Terashima Yufu(simpαtix)Free
  • Otomiya Iroha$3.99
  • Otomiya Urala$3.99
  • Sophia Lambfield$3.99
  • Tohoku Zunko$29.99
  • Koeno Tsubasa$29.99
  • Megpoid$29.99
  • Otomachi Una$29.99
  • Hanazono Kotone$29.99
1 purchases

OshaberiAI

Subscriptions1
  • Chat Pack 1 month$1.991 Month

Questions

Is Voidol free?
Voidol is free to download, with in-app purchases available.
Is OshaberiAI free?
OshaberiAI is free to download, with in-app purchases available.
Which has better reviews, Voidol or OshaberiAI?
OshaberiAI is rated higher. Voidol averages 2.3 out of 5 from 10 ratings, while OshaberiAI averages 3.3 from 4 ratings.
Do Voidol or OshaberiAI have ads?
Voidol shows ads; OshaberiAI does not.
Which is updated more often, Voidol or OshaberiAI?
Voidol ships an update every 3 months, and OshaberiAI every 10 days. Most recently, Voidol was updated on September 2, 2026 and OshaberiAI on June 1, 2026.

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