Kalkyl vs SubVault
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kalkyl
A powerful and intuitive calculator designed for speed and ease of use. Features include collaboration, haptic feedback, and advanced input methods like keyboard trackpad mode. Offers basic graphing and localized number formatting for a seamless user experience.
- Optimized for quick calculations
- Collaborate on documents
- Intuitive design with haptic feedback
- Keyboard trackpad and pointer interactions
- Basic graphing capabilities
- Localized number formatting
- Undo and Redo support
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Kalkyl is just a really good calculator. • Optimized for quick calculations. • Collaborate on documents. • Simple and intuitive design. • Haptic feedback (on supported devices). • Undo and Redo support (shake to Undo). • Keyboard trackpad mode using 3D Touch, or Haptic Touch (on supported devices), or two fingers on iPad. • Pointer interactions on iPad. • Basic graphing. • Properly localized number formatting. • App-wide dynamic type support. • Accessible. Terms of Use: https://kalkyl.io/terms.html
SubVault
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Take control of your subscriptions and stop wasting money. SubVault helps you track subscriptions, manage recurring bills, and identify unused services so you can save more every month. KEY FEATURES • Track all your subscriptions in one place Monitor Netflix, Spotify, apps, and more with ease. • Manage recurring payments Stay on top of monthly and yearly bills without surprises. • Cancel unused subscriptions Quickly identify and cut services you no longer use. • Smart reminders Get notified before payments are charged. • Spending insights See where your money is going and reduce unnecessary expenses. • Simple & clean interface Designed for clarity, speed, and ease of use. HOW IT WORKS 1. Add your subscriptions 2. Track upcoming payments 3. Cancel what you don’t need Save money effortlessly. WHY SUBVAULT? SubVault is built for people who want to: * Avoid hidden charges * Reduce monthly expenses * Stay in control of finances Disclaimer SubVault displays third-party service names and logos (such as Netflix, Spotify, and others) solely for identification purposes to help users recognize their subscriptions. SubVault is not affiliated with, endorsed by, or sponsored by any of these companies. All trademarks and logos are the property of their respective owners. SUBSCRIPTION DETAILS - Payment will be charged to your Apple ID account at confirmation of purchase. - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. - Your account will be charged for renewal within 24 hours prior to the end of the current period. - You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://therationalstudio.com/privacy-policy/
Screenshots
Verdict
The clearest difference is iOS requirement: SubVault at 13.0 against Kalkyl's 15.6. On price, 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
Both are free to download. Kalkyl sells 1 in-app purchase, starting at $4.99 per year and SubVault sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | Kalkyl | SubVault |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (714 ratings) — better | — |
| Positive reviews | 74.7% of reviews | — |
| Number of ratings | 714 — better | — |
| Update frequency | Every 5 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod, Vision Pro — better | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 25 MB |
| Age rating | 4+ | 12+ |
| Developer | nordic io | Atif Mumtaz |
Bugs and requests
Kalkyl
Reported bugs
3 issues- Crashes on launch for some users
- Graphing issues with certain equations
- Incorrect results for some calculations
Requested features
5 requests- Add a clear/reset button
- Implement calculation history and memory functions
- Improve graphing controls and zooming
- Add support for more mathematical functions (e.g. factorials, fractions)
- Provide an option for independent dark mode
SubVault
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Kalkyl
- Kalkyl Pro3 Days trial$4.991 Year
SubVault
- SubVault Premium - Monthly Plan7 Days trial$0.991 Month
- SubVault Premium - Yearly Plan14 Days trial$4.991 Year









