Plain CALENDAR_ vs VaultNotes
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Plain CALENDAR_
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Plan and organize your days with Plain Calendar! Easily add events with titles, set alarms to get timely notifications, and stay on top of your schedule. Our intuitive interface makes managing your events a breeze. Perfect for daily planning and event reminders. Download now and never miss an important moment!
VaultNotes
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VaultNotes keeps your private thoughts and plans on-device, locked behind Face ID or your device passcode. Open the app, authenticate, and dive straight into a clean, focused notebook designed for iPhone. - Fast Secure Unlock Enter the vault with Face ID or your device passcode. VaultNotes automatically re-locks whenever you leave the app, so your notes stay protected. - Beautiful Note List Search, pin favorites, and view recent edits at a glance. Relative timestamps and haptic feedback make organization effortless. - Powerful Editing Write with a distraction-free editor that supports Markdown. Toggle preview with a tap to see exactly how your formatting will look. - Local-Only Storage Notes never leave your device - no accounts, servers, or analytics. Everything is stored securely with SwiftData. - Quick Share & Cleanup Share any note with the system sheet, or automatically clear empty drafts so your list stays tidy. Whether youβre outlining plans, tracking ideas, or keeping a personal journal, VaultNotes keeps it simple, secure, and private.
Screenshots
Verdict
The clearest difference is update cadence: Plain CALENDAR_ at every 2 days against VaultNotes's monthly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Plain CALENDAR_ ships an update every 2 days, VaultNotes monthly. The most recent releases landed on November 4, 2026 and November 9, 2026 respectively.
| Parameter | Plain CALENDAR_ | VaultNotes |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days β better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, Mac β better |
| Requires iOS | 16.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 107 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Hyobeom Han | test2222 |
In-app purchases
Plain CALENDAR_
No in-app purchases
VaultNotes
No in-app purchases









