Formulize vs PromoKit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Formulize
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Formulize is a user-friendly calculator app designed to help you create and manage custom formulas with ease. Whether you’re a student, professional, or just need a reliable tool for your everyday calculations, Formulize makes complex math simple. Key Features: • Custom Formulas: Easily design and save your own formulas for quick access. • Basic Calculations: Handle fundamental arithmetic operations with support for addition, subtraction, multiplication, and division. • Intuitive Interface: Enjoy a clean, easy-to-use interface that simplifies the process of creating and managing your formulas. • Variable Support: Input variables to make your calculations dynamic and flexible. • Operator Precedence: Ensure accurate results with built-in support for operator precedence.
PromoKit
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Promote Smarter. Share Faster. PromoKit is your essential companion for managing and sharing App Store promo codes—perfect for live events, conferences, or one-on-one demos. Import the .txt file from App Store Connect in seconds and let PromoKit do the rest: • Effortlessly view and manage all your promo codes • Instantly copy a code or deep link to share with a tap • See which codes are used and how many are still valid • Built-in dark mode for low-light environments • VoiceOver support for full accessibility Whether you’re showcasing your app at a tech event, handing out codes in person, or sending them via email or DM—PromoKit saves you time and makes you look professional. No more spreadsheets. No more chaos. Just clean, fast promo code sharing—right from your iPhone. ----- Legal Notice ----- Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is device support: PromoKit at 2 against Formulize's —. On price, in-app purchases and iOS requirement 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. Formulize sells 1 one-off in-app purchase and PromoKit sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | Formulize | PromoKit |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Daily |
| Ads | — | No |
| In-app purchases | Yes | Yes |
| Devices | — | iPhone, iPad — better |
| Requires iOS | 17.5 — better | 18.0 |
| Further details — not scored | ||
| Size | 30 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Morten Gregersen | Jan Armbrust |
In-app purchases
Formulize
- Formulize Pro$2.99
PromoKit
- Pro Lifetime$2.99









