Formalize vs Truly Simple Slide Deck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Formalize
Type mathematical equations and symbols directly on your iPhone or iPad. This keyboard extension offers intuitive one-handed access to over 100 symbols, producing professionally typeset formulas. Easily export your creations as PNG or TeX to use in any app.
- Mathematical keyboard extension
- Over 100 symbols
- One-handed operation
- Professionally typeset formulas
- PNG export
- TeX export
Read full descriptionHide full description
Do you wish you could properly type math on your iPhone or iPad? With Formalize, you can! Formalize is a keyboard extension for mathematical content. It provides intuitive one-handed access to more than 100 symbols and produces professionally typeset formulas. Easily convert your formulas to PNG or TeX and insert them anywhere, in any app!
Truly Simple Slide Deck
Create beautiful presentations directly from plain text using Markdown. This app handles styling and design, allowing you to focus on your content. Present from your device or export to various formats like PDF and HTML.
- Write and format slides using Markdown
- Built-in presenter view with speaker notes
- Export as PDF, HTML, or Markdown
- iCloud sync across devices
- WCAG-compliant accessibility features
- Customizable themes, colors, and fonts (paid)
Read full descriptionHide full description
Write what you want to say in plain text. Truly Simple Slide Deck automatically styles it into a beautiful presentation. No complex formatting ribbons, cluttered menus, or spinning loading wheels. Just type your thoughts, separate them into slides, and let the app handle the design and presentation. Present directly from your device using the built-in presenter view (complete with speaker notes and upcoming slide thumbnails), or export your finished deck as a PDF, webpage, or ultra-portable Markdown file. Sync your progress instantly across iPhone, iPad, and Mac via iCloud. Every core feature is completely free. A one-time, lifetime purchase unlocks custom themes, custom colors, and custom fonts—with absolutely no subscriptions. Buy once, own forever. Features: • Write and format beautiful slides using plain Markdown text. • Present natively with a built-in presenter view featuring speaker notes, next-slide previews, and auto-advance controls. • Export anywhere as highly portable PDFs, HTML webpages, or raw Markdown text. • Transition seamlessly between System, Light, and Dark modes. • Read comfortably with fully WCAG-compliant dynamic text scaling, high-contrast reading themes, and VoiceOver support. • Sync across iOS 17+ and macOS 14+ devices using iCloud.
Screenshots
Verdict
The clearest difference is price: Truly Simple Slide Deck at Free against Formalize's $1.99. Formalize's advantage is in-app purchases (none vs 1) and review sentiment (25% vs 0%). On 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
Truly Simple Slide Deck is free to download; Formalize costs $1.99 up front. Truly Simple Slide Deck sells 1 one-off in-app purchase. Formalize asks for nothing beyond the download.
Formalize ships an update every 9 months, Truly Simple Slide Deck every 5 months. The most recent releases landed on September 14, 2026 and August 22, 2026 respectively.
| Parameter | Formalize | Truly Simple Slide Deck |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 2.6 (10 ratings) — better | — |
| Positive reviews | 25.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 10 — better | — |
| Update frequency | Every 9 months | Every 5 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 51 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Ben Hambrecht | Colin Wright |
Customer experience
Formalize
Truly Simple Slide Deck
In-app purchases
Formalize
No in-app purchases
Truly Simple Slide Deck
- Unlock Pro$4.99
Questions
Is Formalize free?
Is Truly Simple Slide Deck free?
Do Formalize or Truly Simple Slide Deck have ads?
Which is updated more often, Formalize or Truly Simple Slide Deck?
Other comparisons















