Comparison

OKnote vs KnowGrove Voice Recorder

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

Head to head
About

OKnote

Features
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OKnote is a powerful personal privacy and productivity workspace built exclusively for NAS. This is its mobile linked version. Core NAS features of the software: centered on notes, it supports meeting speech recognition, email integration, task planning, and built-in AI intelligence. Focusing on privacy protection and long-term data preservation, it is an exceptionally practical NAS tool for everyone. It comes with built-in domain mapping — bind your own domain name to map internal network addresses to the internet, allowing you to access your data anywhere. The deeply tuned data transfer and synchronization ensure your data stays consistent across all devices in a timely manner. ## Note Features · One-click copy of images and text: Copy mixed image-and-text content from WPS, Word and various note-taking apps into notes in one click. (Note: Due to different copy formats in WPS, there are limitations on the web version.) · Meeting Minutes: Supported since version 3.1.0. Record meeting audio, separate audio tracks via speech models, and generate AI meeting summaries and meeting reviews. · Markdown Support: Automatically render a dedicated Markdown view after importing MD files. · Tutorial Creation & Sharing: An efficient private-domain assistant. Freely mix images, text and attachments to guide others through your ideas and operation procedures step by step. · Highlight text to generate charts: Use AI to create charts from selected text. · AI Note Summary: One-click AI summary of note content. ## Email Features · AI Auto Reply Drafting: AI automatically drafts replies based on email body content. · AI Email Classification: AI sorts emails by importance following your custom rules, helping you quickly identify priorities amid heavy email traffic. · Multi-account Reply: When the original mailbox is unavailable, switch to other mailboxes to reply / reply to all. ## Task Features · Auto Weekly / Monthly Report Generation: AI generates weekly and monthly reports based on your task schedule. More featured functions will be rolled out gradually. Age Rating: 3 years and above — No age-restricted content including violence, horror, sexual innuendo, offensive language or simulated gambling. Suitable for users of all age groups.

About

KnowGrove Voice Recorder

Features
Read full description

KnowGrove is a local-first assistant for voice recording, AI transcription, and web capture. It helps you record meetings, interviews, classes, and ideas, turn speech into readable transcripts, summaries, and action items, and save web content as Markdown for continued work in Obsidian on your Mac. No audio upload. No account required. From recording to transcription and summarization, your important content stays under your control. Eligible new subscribers can try KnowGrove Pro free for 7 days. The monthly subscription renews at the App Store price after the trial unless canceled beforehand. A one-time lifetime purchase is also available. ON-DEVICE RECORDING AND AI ORGANIZATION • Start recording with one tap, then transcribe and organize automatically when you finish • Run transcription and summarization locally on supported iPhones without sending the original recording to a developer server • Identify different speakers and view or copy the words of a selected speaker • Switch between readable and original transcripts, with improved sentence breaks and fewer distracting fillers or repetitions • Adapt the summary structure automatically for meetings, interviews, classes, ideas, and other recording types • Extract key points, decisions, action items, and a concise title • Copy the complete summary or transcript with one tap START RECORDING ANYTIME Use the “Record / Stop” Shortcut to start or finish a recording from the Shortcuts app, the Action Button, and other supported entry points. While recording, you can: • View recording status on the Lock Screen, in Live Activities, and in Dynamic Island • Mark important moments and return to them from the timeline • Continue recording while working in other apps • Protect completed audio when a call or system audio interruption occurs • Automatically attempt to resume the same recording after the call ends and iOS returns microphone access Long recordings are protected in segments and merged into a complete audio file. If processing is interrupted, KnowGrove can continue from saved progress without requiring you to record again. CAPTURE FROM THE WEB, CONTINUE IN OBSIDIAN When you find an article, webpage, video, or other content worth keeping, share it to KnowGrove or paste its link or text directly. • Create an independent Markdown document for every capture • Choose separate folders for recordings and web captures • Save files to locations you explicitly select • Use iCloud Drive to make selected folders available on your Mac • Open the folder in Obsidian and use the KnowGrove plugin to continue parsing, organizing, and developing the content into local notes From quick capture on your iPhone to focused organization on your Mac, KnowGrove connects voice recordings, web content, and your personal knowledge base. MADE FOR • Meeting notes and action items • Interviews and multi-speaker conversations • Classes, lectures, and study notes • Spoken ideas, reflection, and personal reviews • Articles, webpages, and video links • Obsidian and local Markdown workflows PRIVACY FIRST • No account required • No ads • No third-party analytics SDKs • Original recordings and transcripts do not need to be uploaded to a developer server • Files remain on your device and in folders you explicitly choose • Manage your data through the Files app and iCloud Drive On-device AI availability and processing speed depend on the iPhone model, recording length, device temperature, and available storage. Direct background recording from a Shortcut requires Live Activities to be enabled in Settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

OKnote4 screens
KnowGrove Voice Recorder4 screens

Verdict

The call

The clearest difference is in-app purchases: KnowGrove Voice Recorder at none against OKnote's 2. On price, update cadence, ads 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. OKnote sells 2 one-off in-app purchases. KnowGrove Voice Recorder asks for nothing beyond the download.

UpkeepUpdate frequency

OKnote ships an update every 2 weeks, KnowGrove Voice Recorder every 10 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

Scorecard1 real difference · 5 level
OKnote versus KnowGrove Voice Recorder: the parameters behind the verdict, then further details
ParameterOKnoteKnowGrove Voice Recorder
PriceFreeFree
Update frequencyEvery 2 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size333 MB1.1 GB
Age rating4+4+
Developer魔法森林(重庆)科技有限公司晓洁 刘

In-app purchases

2 purchases

OKnote

One-time2
  • OKNote Family$44.99
  • OKNote Pro$166.99
None

KnowGrove Voice Recorder

No in-app purchases

Questions

Is OKnote free?
OKnote is free to download, with in-app purchases available.
Is KnowGrove Voice Recorder free?
KnowGrove Voice Recorder is free to download, with no in-app purchases.
Do OKnote or KnowGrove Voice Recorder have ads?
Neither OKnote nor KnowGrove Voice Recorder shows ads.
Which is updated more often, OKnote or KnowGrove Voice Recorder?
OKnote ships an update every 2 weeks, and KnowGrove Voice Recorder every 10 days. Most recently, OKnote was updated on October 31, 2026 and KnowGrove Voice Recorder on October 29, 2026.

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