Date T Calc vs Notelane
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Date T Calc
Easily calculate future and past dates by adding or subtracting days, hours, and minutes. Determine the exact difference between two selected dates, with options for date-only or date-and-time calculations.
- Calculate future and past dates
- Determine date differences
- Operate in date-only or date-time modes
- Add/subtract date intervals
- Consider Daylight Saving Time
- Supports 12/24 hour format
- Internal help guide
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Date T Calc can calculate future and past dates adding days, hours and minutes to a specified date. It can also calculate date difference between two dates you select. EASY TO USE • Add a date/time interval to a specific date guessing the future/past date • Calculate the difference from 2 dates • Operate in date only mode (calculating only days) or also considering hours and minutes • Add from a selected date a specified amount of days in a click • Switch at any time from guess date to date difference in a click • Can add or subtract date going in the future or in the past FEATURES • Operate in Date Guess mode guessing a date after adding days/hours/minutes • Operates in Date Difference mode selecting 2 date and indicating the difference • Operates in Date Mode (only days) or Date Time Mode, working with days, hours and minutes • Can switch at any time from Date Only Mode to Date Time Mode • Can add or subtract date intervals • Can guess future and paste date • Has a preset amount off days, hours ,minutes to add in a touch • Now button to set the current date in a click • Calculation consider also Daylight Saving Time when necessary • Date and time is displayed in your local country setting using 12 or 24 hour format • Internal Help User Guide ALL THE POWER OF iOS • Works both for any iPhone and any iPAD • Optimized for the latest generation iOS devices
Notelane
This app allows you to write and edit notes using markdown with live formatting. It stores your notes as standard .md files in any folder you choose, including cloud storage, and offers features like wikilinks, tags, revision history, and note statistics.
- Live markdown rendering
- Supports local and cloud storage
- Wikilinks for note connection
- Tag-based organization
- Revision history
- PDF export
- Note statistics
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Write in markdown and see your formatting come to life as you type — headings, bold, italic, links, code blocks, checklists, and more — all rendered inline. Your files. Your folders. Your way. Notelane works directly with the files on your device. On first launch, pick any folder — local storage, iCloud Drive, Dropbox, or any connected cloud provider visible in the Files app. Your notes stay as standard .md files, fully portable and never locked in. Write with clarity A distraction-free editor with live formatting that renders your markdown as you type. No toggle between "edit" and "preview" — just write. Store notes anywhere Pick any folder on your device or in the cloud. Notelane works with iCloud Drive, Google Drive, Dropbox, or any storage provider visible in the Files app. Connect your thinking Link notes together with [[wikilinks]] and organize with #tags to build your own personal knowledge base — no complex setup required. Stay in control Revision history lets you restore previous versions of any note. PDF export and sharing are built in. A trash bin keeps deleted notes recoverable. Organize your way Nested folders, pinning, and tag-based filtering keep everything tidy. A clean sidebar puts your entire library one tap away. Note statistics Word count, character count, paragraphs, and estimated reading time — always available at a glance. Your writing deserves a home that respects simplicity. Notelane is that home.
Screenshots
Verdict
The clearest difference is price: Notelane at Free against Date T Calc's $0.99. Notelane also leads on rating (5.0 vs 4.0) and update cadence (every 2 weeks vs every 17 months). Date T Calc's advantage is iOS requirement (12.0 vs 18.0). On review sentiment, 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
Notelane is free to download; Date T Calc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Notelane holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Date T Calc ships an update every 17 months, Notelane every 2 weeks. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.
| Parameter | Date T Calc | Notelane |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.0 (1 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 17 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 1 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Roberto Panetta | Asterios Digital GmbH |
Customer experience
Date T Calc
Notelane
In-app purchases
Date T Calc
No in-app purchases
Notelane
No in-app purchases









