NuklidCalc vs MiVaulty
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
NuklidCalc
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NuklidCalc is a toolbox allowing certain radiation protection calculations based on data from the RPO. - Nuclides data - Decay calculation - dose rate calculation - Elimination costs for radioactive waste - Help for the choice of transport packages This app is intended for radiation protection experts which received dedicated training in Switzerland and dispose of sufficient knowledge for its use. NuklidCalc is based on values from the radiation protection ordinance RPO of 26 April 2017, the Agreement concerning the International Carriage of Dangerous Goods by Road ADR of 30 September 1957 and DANGEROUS QUANTITIES OF RADIOACTIVE MATERIAL (D-VALUES), IAEA, VIENNA, 2006 (IAEA-EPR-D-Values 2006). Although the FOPH has taken care to ensure that the information displayed and calculated is accurate, no responsibility can be accepted for the accuracy, correctness, up-to-dateness, reliability or completeness of this information.
MiVaulty
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MiVaulty is a privacy-first encrypted vault for your most sensitive notes, passwords, and images. Every note is encrypted with AES-256-GCM before it ever touches your device's storage. There is no account, no cloud, no analytics, and no tracking. The only way in is your face or your finger. SECURE BY DESIGN - AES-256-GCM encryption with per-note unique IVs - Keys stored in the iOS Secure Enclave - Zero network entitlements β the app cannot connect to the internet - Plaintext wiped from memory the moment the app goes to background - Optional vault wipe after failed authentication attempts - iCloud backup excluded by default 14 BUILT-IN TEMPLATES Credential, Wi-Fi, Website Login, PIN Code, Bank Account, Crypto Wallet, Server/Host, Network Config, API Token, Software License, Medical Info, Identity Document, Insurance Policy, and General Secure Note β each with structured fields and secure masking. ENCRYPTED IMAGE VAULT Store photos of documents, cards, and credentials in a standalone encrypted gallery. Add captions, browse full-screen with pinch-to-zoom, and export encrypted or save to Photos. MARKDOWN NOTES Full markdown support: headings, bold, italic, code blocks, checklists, bullet lists, and blockquotes. Live preview with configurable font size. PASSWORD GENERATOR Generate secure passwords from 8 to 64 characters with customizable character sets, entropy-based strength meter, and one-tap copy or insert into notes. ORGANIZE YOUR WAY 11 built-in tags plus custom tags with color coding. Pin important notes, archive others, search across everything including trash. Sort by date modified, date created, or title. SHARE SECURELY Export individual notes or bulk selections as encrypted .vaultnote files. Recipients open them in MiVaulty with a passphrase you communicate separately. Or export as plaintext Markdown when you need it. TRASH WITH RECOVERY Accidentally deleted something? Recover from trash within 30 days. Permanent delete when you're sure. NO THIRD-PARTY CODE Built entirely with Apple's native frameworks. Zero third-party SDKs, libraries, or dependencies. No Firebase. No analytics. No ads. Nothing but your data, locked down tight. Your notes. Your device. Nobody else.
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Verdict
The clearest difference is update cadence: MiVaulty at every 3 months against NuklidCalc's every 12 months. NuklidCalc's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
NuklidCalc ships an update every 12 months, MiVaulty every 3 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | NuklidCalc | MiVaulty |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 12 months | Every 3 months β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone |
| Requires iOS | 13.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 15 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Bundesamt fΓΌr Gesundheit BAG | Ram Steenhaut |
In-app purchases
NuklidCalc
No in-app purchases
MiVaulty
No in-app purchases
Questions
Is NuklidCalc free?
Is MiVaulty free?
Do NuklidCalc or MiVaulty have ads?
Which is updated more often, NuklidCalc or MiVaulty?
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