Formula Calculator # vs Scan Note App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Formula Calculator #
Perform calculations with a vast library of built-in formulas or create your own. Save and sync custom formulas to the cloud for easy access across devices. Includes a comprehensive scientific calculator.
- Extensive built-in calculation formulas
- Create and save custom formulas
- Cloud synchronization for custom formulas
- Share custom formulas with others
- Comprehensive scientific calculator
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The formula calculator comes with a wide range of built-in calculation formulas, allowing you to complete calculations simply by entering the required parameters. It also features built-in custom formulas, catering to individual needs. Once a custom formula is set up, you only need to input the parameters during your next calculation to quickly obtain the results, thereby improving efficiency. Moreover, you can share your custom formulas with friends or other devices for convenient calculations. After logging in with your account, you can synchronize your custom formulas to the cloud to prevent any loss. Additionally, it includes a comprehensive scientific calculator that meets various calculation needs.
Scan Note App
This utility app allows you to attach QR codes to your belongings. If an item is found, the scanner is directed to your custom contact page, enabling quick and easy recovery with location notifications.
- Attach QR codes to items
- Create custom contact pages
- Receive location notifications
- Easy item recovery
- Personalized messages for finders
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Never lose your valuables again! Scan Note is the smart way to protect and recover your belongings. Attach a unique QR code to any item, and create a customizable message for whoever finds it. When someone scans the code, they're directed to your personalized contact page. For example, you could write a friendly note like "If found, please contact me at [your preferred contact method]" or include a reward message. The scanner receives your instructions, and you instantly get a notification with their location, making item recovery quick and easy. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: Scan Note App at none against Formula Calculator #'s shown. Formula Calculator #'s advantage is iOS requirement (12.0 vs 15.6). On price, rating, review sentiment and ratings volume 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. Formula Calculator # sells 4 one-off in-app purchases and Scan Note App sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Formula Calculator # against 5.0 for Scan Note App. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Formula Calculator # ships an update every 5 weeks, Scan Note App every 6 weeks. The most recent releases landed on September 14, 2026 and August 26, 2026 respectively.
| Parameter | Formula Calculator # | Scan Note App |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (3 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 | 3 — better |
| Update frequency | Every 5 weeks — better | Every 6 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 67 MB | 126 MB |
| Age rating | 4+ | 4+ |
| Developer | 威 刘 | Lilikoi Ventures, LLC |
Customer experience
Formula Calculator #
Scan Note App
In-app purchases
Formula Calculator #
- 1 month subscription$1.49
- 3 months subscription$2.49
- 6 months subscription$3.49
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- 1 year subscription$4.49
Scan Note App
- Monthly Subscription$4.991 Month
- Quarterly Subscription$12.993 Months
- Annual Subscription$29.991 Year
Questions
Is Formula Calculator # free?
Is Scan Note App free?
Which has better reviews, Formula Calculator # or Scan Note App?
Do Formula Calculator # or Scan Note App have ads?
Which is updated more often, Formula Calculator # or Scan Note App?
Other comparisons
