Wisen vs Shared Calendar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wisen
This app intelligently analyzes your notes to surface forgotten ideas, patterns, and unresolved questions. It offers daily digests, AI-powered chat for querying your notes, and visual knowledge mapping. Learn and retain information effectively through spaced repetition.
- AI-powered idea surfacing
- Daily note digests
- AI chat for note queries
- Visual knowledge mapping
- Spaced repetition learning
- PDF, image, and voice import
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Most notes apps are just storage. You write something, it disappears into a list, and you never think about it again. Wisen works differently — it reads what you write and brings the right ideas back at the right moment. Echo finds threads across your notes and turns them into questions worth sitting with. Not generic prompts — specific questions built from what you actually wrote. Sometimes it connects two notes from different weeks and surfaces a pattern you hadn't noticed. Each session feels less like a review and more like continuing a conversation you forgot you started. Pulse delivers a daily brief built entirely from your recent notes. What you've been thinking about, what's still unresolved, what questions are worth returning to. It also drafts LinkedIn posts, emails, and more directly from your notes — your voice, your ideas, not a generic AI output. WisenChat lets you ask anything about your notes. What did you write about this topic last month? What's still unresolved? What decisions are you avoiding? It answers from your actual notes with citations — so you always know where the insight came from. Knowledge Map shows how your notes connect visually. Tap a link to open a cross-note Echo session between two related ideas. The map grows richer the more you write. Spaced repetition tracks which ideas you've genuinely learned and which ones need revisiting — at the block level, using a modified SM-2 algorithm. Mastered content is excluded automatically so you're never drilling what you already know. Everything is encrypted with AES-256-GCM before leaving your phone. AI features use OpenAI — only the content you actively engage with is ever processed, and none of your notes are used to train their models. Import PDFs, scan handwritten notes, drop in images and voice recordings. Works in 16 languages. No account required to start. The longer you use Wisen, the more useful it becomes. Your notes compound into real knowledge instead of disappearing.
Shared Calendar
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Stop retyping your schedule everywhere. Loop is the shared calendar that actually keeps up with your life. Coaches email schedules. Schools send PDFs. Your boss texts you shift changes. Instead of manually entering everything into your calendar, just paste it into Loop — the AI reads it and creates the events for you. PASTE ANY SCHEDULE, INSTANTLY Copy a schedule from an email, a text, or a group chat and paste it into Loop. Or snap a photo of a printed schedule. Loop's AI turns it into calendar events in seconds — no manual typing required. SHARE WITH EVERYONE WHO NEEDS TO KNOW Create a group and invite family members, teammates, or coworkers with a single shareable link. Everyone sees the same calendar. No more "wait, when is that again?" texts. COORDINATE AS A GROUP Propose events to your group and let everyone accept or decline. Flag events that need attention. Everyone stays in the loop without the group chat chaos. WORKS FOR EVERYONE Sports parents juggling practice schedules. Couples coordinating busy weeks. Friend groups planning events. Families keeping everyone on the same page. Free to get started. Loop Pro unlocks the AI schedule parser, unlimited groups, proposed events, event flagging, and all 10 themes — $4.99/month or $39.99/year. Try Pro free for 7 days.
Screenshots
Verdict
The clearest difference is in-app purchases: Wisen at none against Shared Calendar's 2. Shared Calendar's advantage is iOS requirement (15.1 vs 18.0). 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
Both are free to download. Shared Calendar sells 2 in-app purchases, starting at $4.99 per month. Wisen asks for nothing beyond the download.
Wisen ships an update every 6 days, Shared Calendar weekly. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.
| Parameter | Wisen | Shared Calendar |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 days — better | Weekly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 21 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | DARIA LENSKAJA | Austin Leitmann |
In-app purchases
Wisen
No in-app purchases
Shared Calendar
- Loop Pro Monthly$4.991 Month
- Loop Pro Yearly$39.991 Year









