Audio Notebook vs Plexa
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Audio Notebook
Record lectures, meetings, or ideas with high-quality audio and simultaneously take detailed notes. Review recordings at up to 2x speed, organize with color-coded categories, and easily share your notes and audio via email or file sharing.
- All-day audio recording
- 2x playback speed
- Wide-screen text editor
- Color-coded organization
- Email notes and recordings
- iTunes File Sharing
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All-Day Audio Recorder, 2x Playback, and Wide-Screen Text Editor. Audio Notebook is perfect for: - Students: To record all your lectures, and take notes on all your classes, - Professionals: For every meeting and interview, - Everyone else: To capture your thoughts and ideas for all of life's projects. PRISTINE ALL-DAY RECORDING Stop struggling to take notes while keeping up with discussions. Audio Notebook captures everything that is said, so you don't have to worry about missing a thing. Record through your whole day and take notes at the same time. Edit and add to your notes while recording or reviewing later. When you're done, easily email your notes and recordings with a tap. Leave your laptop behind. Stay on top of all your classes and meetings with just your iPad. FAST 2x PLAYBACK Reviews are a snap: Audio Notebook lets you breeze through recordings with up to 2x playback speed. Rewind by 5 seconds with just a tap, and capture every point with perfect recall. EASY DATA ACCESS It's your data: Copy all your notes and audio to your Mac or PC with iTunes File Sharing at any time. This is great for extra backups or sharing with others. It even works wirelessly over WiFi. COLORFUL ORGANIZATION Color code your notes with multiple categories to find them easily and stay on top of all your projects. WIDE-SCREEN EDITING WITH LARGE FONTS Unlike Apps ported from the iPhone, Audio Notebook makes full use of the iPad's larger screen. Notes take up the full screen width in landscape, and are presented with a large, legible font, so you don't have to squint. Pick between three beautiful fonts for your notes: Georgia, Helvetica Neue, or Courier. EVERYTHING YOU NEED TO TAKE GREAT NOTES Integrated Text Editor: - Text notes with built-in Audio Recorder - Works great in both landscape and portrait mode - Large, legible font - Copy & Paste - Automatic spell check Flexible Note Organizer: - Multiple color-coded categories to stay organized - Filter notes by category, to quickly find the one you want - Sort by name or by date - Customizable category names - Share notes and recordings via Email High Quality Audio Recorder: - Variable play speed: 1x, 1.5x, or 2x - Instant seek - Quick skip by 5 second increments - Unlimited audio recording time - High quality MPEG-4 audio: An hour takes approximately 12MB - Record and take notes simultaneously - Pause and continue recording as many times as needed
Plexa
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Introducing Plexa: Mobile app for the Construction Industry Step into a new era of construction management with Plexa. Designed for construction professionals, our app seamlessly integrates essential tools into one comprehensive platform, streamlining operations and elevating project outcomes. Features: - Site Management: Oversee all your construction sites, right from your mobile device. - Site Safety: Ensure every worker is safe and every protocol is followed. - ITP & ITC Tracking: Keep your project deliverables on track with real-time updates. - Document Control: Organize, access, and manage critical files effortlessly. - Emails & Correspondence: Stay connected with your team and stakeholders. - Quality & Defects Tracking: Uphold the highest standards and address issues promptly. Our commitment to excellence means regular weekly improvements, ensuring you always have the best tool in your pocket. Experience the future of construction management. Choose Plexa. [:mav: 1.8.5]
Screenshots
Verdict
The clearest difference is price: Plexa at Free against Audio Notebook's $4.99. Plexa also leads on update cadence (every 2 weeks vs every 3 months) and device support (3 vs 1). Audio Notebook's advantage is iOS requirement (13.0 vs 17.0). On ads 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
Plexa is free to download; Audio Notebook costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Audio Notebook ships an update every 3 months, Plexa every 2 weeks. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.
| Parameter | Audio Notebook | Plexa |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 3.8 (19 ratings) — better | — |
| Positive reviews | 70.0% of reviews | — |
| Number of ratings | 19 — better | — |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 11 MB | 205 MB |
| Age rating | 4+ | 17+ |
| Developer | Qrayon, LLC | Plexa Pro |
Bugs and requests
Audio Notebook
Reported bugs
19 issues- Files are gone forever after deletion without confirmation
- App crashes 3 times, losing all notes and audio
- App crashes when correcting a misspelled word
- App crashes when tapping two keys at once
- Text disappears in landscape mode when keyboard is visible
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- Unable to email recordings
- Email sent to self arrived late
- Won't send email, never arrives
- No crashing for me (iPad 4, iOS 8)
- Doesn't time-stamp the notes to match audio
- App will not open, crashes back to app icon on iOS 7
- Crashes on opening every time
- Crashes on start
- Loses text during iOS restore
- Crashes while starting on iPad mini
- Crashes each time when opened
- Doesn't scroll if notes are long
- Crashes on start, cannot load
- All attempts to record result in corrupted files
Requested features
17 requests- Confirmation before deleting files
- Recycle bin for deleted files
- Integration of stylus for graphical notes
- Ability to email separate tracks
- More categories
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- Russian language in instructions
- Batch deletion of notes
- Add photos to notes
- Mini audio editor
- Timecode notes to match recording
- MP3 format for recordings
- Time and date stamp shortcut for notes
- Easy import of emailed recordings into iTunes
- Better uploading for book podcast production
- Delete unwanted sections of recordings
- Save backups to Dropbox
- More text editing features
Plexa
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Audio Notebook
No in-app purchases
Plexa
No in-app purchases








