Date T Calc vs Deckset
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
Deckset
Create professional presentations quickly by writing in Markdown. This app automatically converts your text into visually appealing slides with various design themes and advanced features for technical content. It offers presenter tools and flexible export options.
- Markdown-based presentation creation
- Professional presentation themes
- Automatic slide layout and typography
- Syntax-highlighted code blocks
- Math formula rendering
- Rich media support
- Presenter tools
- Export to PDF, PNG, JPG
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Turn notes into polished presentations—without arranging text boxes or tweaking layouts. Write in Deckset’s focused editor, choose a theme, and let Deckset handle the design. Present with speaker notes, then share as PDF or images. Deckset is made for teachers, students, developers, founders, designers, researchers, and anyone who wants to focus on the message. For people who prefer a plain-text workflow, Deckset also supports Markdown, code highlighting, equations, tables, diagrams, and rich media. KEY FEATURES - Create presentations in Deckset’s built-in text editor - Choose from more than 25 professional themes for lectures, conferences, startup pitches, classrooms, and business presentations - Let Deckset handle slide layout, typography, spacing, and consistency - Customize themes to fit your presentation - Present code with syntax highlighting and scale-to-fit - Include equations, tables, and diagrams powered by Mermaid.js - Add images, videos, GIFs, and SVG files - Present with speaker notes and rehearsal mode - Export to PDF, PNG, or JPEG, with options for presenter notes and accessible PDFs WHY DECKSET Traditional presentation tools make you arrange every element manually. Deckset keeps you focused on the story. Write and revise your ideas as text, then let Deckset turn them into clear, consistently designed slides. It works especially well for classroom lectures, conference talks, technical presentations, startup pitches, research, and any presentation where the message matters more than tweaking the layout. Deckset is not intended to replace every feature in Keynote or PowerPoint. It is a simpler, faster way to write, design, present, and share your ideas. TALK TO US If you have any questions or feedback, visit https://www.deckset.com/support. Privacy policy: https://www.deckset.com/privacy/ Terms and Conditions: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: Date T Calc at 100% against Deckset's 50%. Date T Calc also leads on in-app purchases (none vs 3) and iOS requirement (12.0 vs 17.0). Deckset's advantage is price (Free vs $0.99) and update cadence (fortnightly vs every 17 months). On 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
Deckset is free to download; Date T Calc costs $0.99 up front. Deckset sells 3 in-app purchases, starting at $2.99 per month. Date T Calc asks for nothing beyond the download.
Deckset holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: Deckset has 13 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 100% of Date T Calc's written reviews are positive against 50% of Deckset's, so the app with the better star average is not the one people write more warmly about.
Date T Calc ships an update every 17 months, Deckset fortnightly. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.
| Parameter | Date T Calc | Deckset |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.0 (1 ratings) | 4.2 (13 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 1 | 13 — better |
| Update frequency | Every 17 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 130 MB |
| Age rating | 4+ | 4+ |
| Developer | Roberto Panetta | Pawel Dudek |
Customer experience
Date T Calc
Deckset
In-app purchases
Date T Calc
No in-app purchases
Deckset
- Monthly7 Days trial$2.991 Month
- Yearly7 Days trial$19.991 Year
- Lifetime$44.99








