Ottex
Mac, iOS
You want dictated emails to follow your saved writing instructions.
You need voice dictation on a Windows computer.
Three tools. Different strengths. Find your fit.
Each tool takes a different approach. Here’s a quick side-by-side to help you choose based on your workflow, platforms, and goals.
Mac, iOS
You want dictated emails to follow your saved writing instructions.
You need voice dictation on a Windows computer.
Mac, Windows, iOS
You want saved writing instructions applied automatically to dictation.
You need meeting recordings turned into structured summaries.
Mac, Windows, iOS, Android
You want automatically formatted dictation across computers and phones.
You need dictation that works entirely offline.
Aqua Voice Pro costs $10/month or $96/year; Wispr Flow Pro costs $15/month or $144/year. Ottex offers free app access with local models or your own API key (BYOK); BYOK provider charges still apply.
| Feature | |||
|---|---|---|---|
| Free tier | YesSource: ottex.ai — checked Oct 2026Forever free with local models and BYOK providers. | PartialSource: aquavoice.com/vs — checked Oct 20261,000 free words | PartialSource: wisprflow.ai/pricing — checked Oct 20262,000/week on desktop; 1,000/week on mobile; Weekly limit |
| Subscription | $14/moSource: ottex.ai — checked Oct 2026$14/mo — unlimited dictation and meeting intelligence, all hosted models included. | $10/moSource: aquavoice.com/pricing — checked Oct 2026Includes Custom Instructions and an expanded dictionary. | $15/moSource: docs.wisprflow.ai/articles — checked Oct 2026Pro also serves teams at the same per-user prices without a minimum seat requirement; Notetaker access is rolling out gradually. |
| One-time payment | Not applicableSource: ottex.ai — checked Oct 2026Application is free | NoNo one-time payment plan | NoNo one-time payment plan |
| Bring your own keyPay the model provider, not the middleman | YesSource: ottex.ai — checked Oct 2026OpenRouter, Google AI, OpenAI, Anthropic, Mistral, and compatible providers. | No public claim | No public claim |
| Education discount | NoSource: ottex.ai — checked Oct 2026Same pricing for everyone. | YesSource: aquavoice.com/pricing — checked Oct 2026Students with eligible school emails receive 70% off: Pro costs $3/month monthly or $2.40/month billed annually, and Max costs $9/month monthly or $7.20/month billed annually; accepted domains include .edu, .ac.uk, .ac.jp, .ac.kr, and .ac.in. | YesSource: docs.wisprflow.ai/articles — checked Oct 2026Eligible students can claim $0/year on desktop or purchase $7.50/month or $72/year, representing 50% off standard Pro; the separate student marketing page advertises three months free followed by $6/month billed annually, which conflicts with the plans documentation. |
Aqua Voice supports Mac, Windows and iOS; Wispr Flow adds Android. Ottex supports Mac and iOS, so Windows users need one of the compared tools.
| Feature | |||
|---|---|---|---|
| Platforms | Mac, iOSSource: ottex.ai — checked Oct 2026 | Mac, Windows, iOSSource: aquavoice.com/guide — checked Oct 2026Some platforms in beta/waitlist | Mac, Windows, iOS, AndroidSource: docs.wisprflow.ai/articles — checked Oct 2026 |
| Native app footprintLight on memory, instant to invoke | YesSource: ottex.ai — checked Oct 2026Native Swift app, ~50MB RAM. | No public claim | No public claim |
Aqua Voice cannot record meetings; Wispr Flow offers bot-free recording with recording notices in meeting chat or calendar. Ottex also records without a bot, with an opt-in experimental macOS camera recording watermark.
| Feature | |||
|---|---|---|---|
| Meeting recordingThe call is captured at all | YesSource: ottex.ai — checked Oct 2026With speaker separation. | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026Notetaker records on Mac and Windows, with account rollout, organization, and HIPAA restrictions. |
| Bot-free captureNo "recording bot" joins your call | YesSource: ottex.ai — checked Oct 2026System-audio capture, no bot joins the call. | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | YesSource: docs.wisprflow.ai/articles — checked Oct 2026Notetaker captures audio from the user's device without joining the call as a bot. |
| Camera recording watermarkShow recording in your camera video | PartialExperimental macOS virtual camera adds an Ottex icon to video; install/enable the extension, select it and turn video on. Guide covers Meet in Chrome and Zoom desktop; effects may obscure it. | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | No public claim |
| Participant noticesRecording notices in chat or calendar | No public claim | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026Mac and Windows can post chat notices in Zoom, Teams, Slack huddles, and foreground Chrome Google Meet; Google Calendar notices require organizer write access, while organization policy can lock chat notices on. |
| Speaker separation | YesSource: ottex.ai — checked Oct 2026 | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026Names use calendar details, visible participant tiles, and spoken introductions; unsupported apps, hidden tiles, or shared microphones can retain numbered labels. |
| Calendar detection | YesSource: ottex.ai — checked Oct 2026Calendar-based meeting detection. | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | YesSource: docs.wisprflow.ai/articles — checked Oct 2026Notetaker detects calls and presents a recording card, with configurable automatic starting. |
| Cross-meeting search | YesSource: ottex.ai — checked Oct 2026 | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | YesSource: docs.wisprflow.ai/articles — checked Oct 2026Ask Wispr in the Notetaker hub searches across meeting notes and cites source meetings. |
| Shared team memory | PartialSource: ottex.ai — checked Oct 2026Public share links, not a full team workspace. | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026Shared notes appear in search and Ask Wispr context, subject to sharing permissions and separate transcript-access restrictions. |
Aqua Voice cannot summarize meetings. Wispr Flow summarizes and searches shared meeting notes; Ottex turns meeting transcripts into drafts for follow-up emails, CRM updates and tickets.
| Feature | |||
|---|---|---|---|
| Meeting template libraryTurn a transcript into a structured document | YesSource: ottex.ai — checked Oct 2026Choose a ready-made document template to extract relevant information from a meeting transcript into a structured document, such as a product review or client-call report. | NoSource: aquavoice.com/creators — checked Oct 2026Meeting-transcript document templates are not supported. | No public claim |
| Transcript chat prompt libraryReady-made prompts for AI chat about meetings | YesSource: ottex.ai — checked Oct 2026Use ready-made reusable prompts in AI chat to ask questions, analyze discussions and extract information from meeting transcripts. | NoSource: aquavoice.com/creators — checked Oct 2026Reusable prompts for chat over meeting transcripts are not supported. | No public claim |
| Decisions, owners, action itemsLeave the meeting with next steps clear | YesSource: ottex.ai — checked Oct 2026Decisions with owners extracted. | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | YesSource: docs.wisprflow.ai/articles — checked Oct 2026Generated summaries include a Decisions section with speaker labels. |
| Follow-up email draftedThe outcome is sent, not summarized | YesSource: ottex.ai — checked Oct 2026Drafted from templates or your own. | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | PartialSource: wisprflow.ai/notetaker — checked Oct 2026Connected AI tools can draft follow-ups from meeting history through MCP; a dedicated built-in follow-up-email action is unverified. |
| CRM update / ticket draft | YesSource: ottex.ai — checked Oct 2026Structured for the target app. | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | No public claim |
| Your rough notes steer the result | YesSource: ottex.ai — checked Oct 2026Rough notes and instructions steer the result. | NoSource: aquavoice.com/creators — checked Oct 2026Not supported. | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026Ask Wispr reads typed meeting notes as chat context; automatic summaries are stored separately, and note-guided automatic summary generation is unverified. |
All three automatically format dictation and support dictionaries and voice snippets. Aqua Voice applies saved dictation rules on eligible plans, Ottex through profiles, and Wispr Flow through desktop beta Auto Apply After Dictation.
| Feature | |||
|---|---|---|---|
| Engines | Cloud: Whisper, Gemini 3 Flash, Voxtral. Local: Whisper, Parakeet v3.Source: ottex.ai — checked Oct 2026Hosted routing, BYOK, or fully local. | Avalon 1.5, WhisperSource: aquavoice.com/info — checked Oct 2026Desktop model choices vary by app version and account access. | Cloud speech recognition with proprietary post-processingSource: wisprflow.ai/why-flow — checked Oct 2026Wispr describes proprietary models layered over speech recognition and introduced its Canto speech model in September 2026. |
| Local / on-device optionAudio never leaves the machine | YesSource: ottex.ai — checked Oct 2026Whisper and Parakeet v3 run fully on-device. | PartialSource: aquavoice.com/changelog — checked Oct 2026The iOS changelog documents downloadable offline models, but supported models and modes remain unspecified. | NoSource: docs.wisprflow.ai/articles — checked Oct 2026Dictation transcription requires an internet connection and runs in the cloud. |
| Model selection per task | YesSource: ottex.ai — checked Oct 2026Choose the model per task and per provider. | PartialSource: aquavoice.com/info — checked Oct 2026The desktop Transcription Model selector exposes models available to the account. | No public claim |
| Languages & mixed speechWork that crosses languages mid-sentence | YesSource: ottex.ai — checked Oct 2026100+ languages · Mid-sentence language switching. | No public claim | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026100+ languages · Mixed Hindi-English speech is supported through explicitly selected Hinglish, and Polish preserves language blends while detection chooses one language per dictation. |
| Automatic formatting | YesSource: ottex.ai/docs — checked Oct 2026Dictation automatically fixes punctuation, groups ideas into paragraphs and formats enumerations as lists. Formatting toggles and profile rules customize output. | YesSource: aquavoice.com/changelog — checked Oct 2026Dictation automatically adds punctuation and paragraph breaks, with additional formatting configurable through Custom Instructions. | YesSource: docs.wisprflow.ai/articles — checked Oct 2026Smart Formatting automatically structures punctuation and lists, with controls on desktop and iOS and formatting always applied on Android. |
| Custom dictionary | YesSource: ottex.ai/docs — checked Oct 2026Add or delete names and specialist terms with preferred spellings; entries provide recognition context during transcription. | YesSource: aquavoice.com/guide — checked Oct 2026Users can add and remove names, specialist terms, and acronyms in Dictionary. | YesSource: docs.wisprflow.ai/articles — checked Oct 2026Users can add names, technical terms, and jargon to an editable dictionary and configure recurring spelling replacements. |
| Voice snippetsSay a saved phrase to insert a link or text | YesSource: ottex.ai/docs — checked Oct 2026Save a voice trigger and expansion text; saying the trigger while dictating inserts the saved URL or text in place. | YesSource: aquavoice.com/guide — checked Oct 2026Replacements expand spoken phrases into saved text such as calendar links and email addresses. | YesSource: docs.wisprflow.ai/articles — checked Oct 2026Speaking a saved trigger inserts its stored text during dictation; personal snippets are available on every plan. |
| Custom voice instructionsFree-form rules applied after dictation | YesSource: ottex.ai — checked Oct 2026Saved profile instructions automatically process dictation before insertion; rules can include writing examples, personal phrasing and email signatures. | PartialSource: aquavoice.com/guide — checked Oct 2026Plans with Custom Instructions automatically apply saved writing rules and examples to dictation, including email signatures. | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026Desktop beta Auto Apply After Dictation runs a saved custom prompt with optional writing samples before insertion, accepts 1–1,000 words, skips specified cleanup and rapid-repeat cases, and is subject to organization controls. |
| Tone presetsChoose a predefined writing style | YesSelect built-in Messaging or Email profiles for casual or professional dictation; assigning apps or websites enables automatic profile activation. | PartialSource: aquavoice.com/changelog — checked Oct 2026Casual Messaging is a selectable lowercase style for messaging apps; a broader preset selector is unverified. | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026Formal., Casual, very casual, and Excited! presets change capitalization and punctuation with category restrictions and English-only style notices. |
| Text transforms / AI ShortcutsApply an AI action to existing text | YesSource: ottex.ai/docs — checked Oct 2026Select or copy existing text, open Omnibar and run an AI Shortcut to rewrite, translate, summarize or apply a custom prompt; the result is copied/pasted. | YesSource: aquavoice.com/edit-mode — checked Oct 2026Edit Mode rewrites selected text by voice on desktop, excluding search fields, address bars, and selections over 6,000 characters. | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026Desktop beta Transforms rewrite selected or readable field text with built-in or saved prompts at 1–1,000 words; iOS Polish accepts 10–1,000 words with different controls. |
| Per-app output rules | YesSource: ottex.ai — checked Oct 2026Per-app output rules: exact in AI chats, polished in email. | PartialSource: aquavoice.com/changelog — checked Oct 2026Casual Messaging enforces lowercase in apps such as Slack, iMessage, and Discord. | PartialSource: docs.wisprflow.ai/articles — checked Oct 2026Styles are selected for app categories, with web-app detection on desktop; some iOS layouts apply one default style everywhere. |
Choose Aqua Voice for saved dictation rules at $10/month, or Wispr Flow for Android and desktop meeting notes where Notetaker is available. Choose Ottex for structured documents extracted through meeting templates and reusable prompts for transcript chat; those are separate workflows.
Aqua Voice gives 1,000 free words, about 8 minutes total; Wispr Flow gives about 15 minutes/week on desktop or 8 on mobile, so both are brief trials of usage. Ottex offers free app access with local models or BYOK, with provider API charges on the BYOK path.
Aqua Voice Pro lists $10/month and $96/year, another Pro listing is $119/year, and Aqua dictation usage costs $0.49/hour. Wispr Flow Pro lists $15/month and annual prices of $144 or $143.99; Ottex Pro costs $14/month or $168/year, with free local-model and BYOK app paths.
For verified on-device dictation, choose Ottex with local Whisper or Parakeet v3; its BYOK path uses an API provider, while Wispr Flow transcribes audio in the cloud. Aqua Voice documents iOS offline models with unspecified modes; audio routing outside those modes is unverified.
Switch to Wispr Flow for Android or tone presets that adjust capitalization and punctuation; its desktop text Transforms are beta. Stay with Aqua Voice for saved dictation rules and voice editing of selected text, or choose Ottex for automatic per-app profiles, saved rules and Omnibar actions that transform selected or copied text.
Wispr Flow supports both Windows and Android; Aqua Voice supports Windows, Mac and iOS. Ottex supports Mac and iOS, so choose Wispr Flow for Android and either compared tool for Windows.
Wispr Flow requires internet for transcription; Aqua Voice documents iOS offline models but leaves supported models and modes unspecified. Ottex runs Whisper and Parakeet v3 fully on-device; overall, it and Wispr Flow list 100 languages versus Aqua Voice's 50.