UnivNote vs Ememo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UnivNote
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UnivNote — Smooth PDF Note App UnivNote makes the fundamentals — writing, reading, and organizing on PDFs — fast and reliable, instead of leading with AI. Write on textbooks, slides, papers, and books with iPad and Apple Pencil, and keep working on the same notes on iPhone and Mac. Memorize with the masking highlighter, review on schedule, and collect missed problems in Mistake Notes — your whole study flow in one app. ▶ What Makes UnivNote Different · Fast writing with lower heat Pen, eraser, lasso, and paste never stall, even as your notes pile up. We keep improving scrolling and note opening on stroke-heavy pages, along with heat and battery. · Cover, test, and review on schedule Cover answers with the masking highlighter and tap to check. Drag a rectangular mask with your finger to move it, or drag a corner to resize it. Right/wrong memory test results set your next review date, and the “Review” tab and Home Screen widget show today’s reviews and your weekly and monthly schedule. You can also set your own review intervals. · Layers — keep the original and your notes apart Keep handwriting, answers, and corrections on 5 layers per note and hide them with one tap. Edits touch only the current layer, so ink on the others stays as it is. · Views built for workbooks Choose Vertical scroll, Horizontal page turn, Horizontal scroll, or Two-page view, and keep your place with Lock Zoom and Lock View. Extend page margins on all four sides to make room for working out problems. · Shapes you can re-edit anytime 30+ shapes, from lines and arrows to 3D shapes like cylinders, cones, and spheres. Keep fine-tuning their form with handles after inserting. · Lecture recording and class notes Audio recording with handwriting-synced playback, laser pointer, reading mode, and gesture shortcuts. Recordings are kept even if the app quits unexpectedly. ▶ Main Features · Pen, pencil, highlighter, fountain pen, eraser — widths, colors, line styles · Lasso and rectangle select — move, resize, rotate, copy, duplicate, move to layer · Apple Pencil double-tap and squeeze actions, favorite pens, per-note tool memory · No-Pencil mode — finger writing, two-finger scroll · Masking highlighter, right/wrong memory tests, Review tab and widget · Mistake Notes — collect lassoed problems and jump back to their page · Page links and backlinks · Shape insertion, image paste and crop, text boxes · Text recognition (OCR), word-aware highlighting on PDF text · Unified search — PDF text, text boxes, note titles · Sidebar table of contents — detects and edits PDF outlines, Build Contents with AI · Import EPUB ebooks and Office documents, “Translate with Your AI” · AI Connection — your AI reads your notes to help organize and review (needs UnivNote for Mac) · Import folders and .zip files exported from other note apps in one go · Bring in PDFs and photos from other apps via the share sheet · 90+ design templates, note covers, infinite notes · Study clock — stopwatch and timer, exam countdowns per subject · Folder library — nested folders, grid view, hide, lock · Page manager — add, delete, duplicate, rotate, multi-select · iCloud sync, WebDAV import, Auto Backup (folder or WebDAV) · “Help” guide in Settings, 27 languages ▶ Pricing · Free for up to 20 notes · Unlimited Notes is a one-time lifetime purchase · No subscription · No ads · Family Sharing supported · Early Supporters automatically get Unlimited Notes ▶ Privacy · No note data is sent externally · Notes stay on your device or your own iCloud ▶ Recommended Setup · iPad + Apple Pencil recommended; iPhone and Mac supported · iPadOS 18 or later, optimized for 13" and 11" iPad Pro / iPad Air
Ememo
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Ememo is a memory management app built around the Ebbinghaus forgetting curve and spaced repetition. It helps you revisit what matters through a clear, sustainable review plan. ⊕ We are not another to-do list or time-management app. ⊕ We are your memory companion, focused on three questions: How should I review? What should I review? How far have I progressed? 【PRODUCT HIGHLIGHTS】 · A proven approach: Automatically schedules effective spaced reviews based on the Ebbinghaus forgetting curve · Organized knowledge: Use folders and tags to add, classify, and manage different types of content · Visible progress: Track every review check-in and turn consistent effort into a motivating sense of progress 【LIGHTWEIGHT AND EASY】 · No registration required—open the app and start for free · A clean interface with a smooth, focused workflow · Add content, choose a memory cycle, and let Ememo handle the schedule · Review reminders mean you never have to calculate the next review time yourself 【MORE FEATURES】 · Create custom review intervals that match your own learning rhythm · Check progress and complete selected review tasks from Home Screen widgets · Explore multidimensional insights through heatmaps, streaks, total check-ins, and folder statistics · We plan to introduce the FSRS model in the future for more personalized review scheduling 【WHO IT IS FOR】 · Language learners who want to capture material and schedule reviews automatically · Anyone building a lasting study habit through structured review · Students preparing for graduate, civil service, professional, or certification exams · Memorizing vocabulary, texts, concepts, formulas, and professional knowledge · Organizing reading notes, course highlights, and knowledge from work Ememo does not study for you, and it does not promise that you will “never forget.” It simply brings important knowledge back at the right time, so learning goes beyond collecting notes. ⊕ Start with less friction ⊕ Enter review mode faster ⊕ Trust the power of repetition and turn “learned” into “remembered” One day, the knowledge will become part of you and you may no longer need Ememo. When something new is worth remembering, we hope Ememo is the first companion that comes to mind. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: UnivNote at daily against Ememo's monthly. On price, ads, 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
Both are free to download. UnivNote sells 1 one-off in-app purchase and Ememo sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
UnivNote ships an update daily, Ememo monthly. The most recent releases landed on October 28, 2026 and October 23, 2026 respectively.
| Parameter | UnivNote | Ememo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Daily — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 18.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 52 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Jeonghwan Ryu | 积锋 赖 |
In-app purchases
UnivNote
- Unlimited Notes$9.99
Ememo
- Ememo Pro Monthly3 Days trial$1.991 Month
- Ememo Pro Yearly7 Days trial$14.991 Year
- Ememo Pro Lifetime$29.99









