Comparison

Unit Converter Simple vs IceVault

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Unit Converter Simple

Features
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A free app that easily converts units such as length and weight into other units. You can easily convert meters to kilometers, grams to kilograms, and so on. In addition, the converted values ​​are displayed in a list, so you can check them immediately. You can hide the units you don't need, so you can see only the units you want to see. It corresponds to various units. [Unit List] Length, Weight, Area, Volume, Angle, Time, Speed, Temperature, Force, Pressure, Acceleration, Energy [Each Unit] Length: Metre, Foot, Inch, etc. Weight: Gram, Kilogram, Pound, etc. Area: Square metre, Square foot, Hectare, etc. Volume: Litre, Cubic centimetre, Gallon, etc. Angle: Degree, Minute, Radian, etc. Time: Second, Hour, Day, etc. Speed: Metre per second, Mile per hour, Knot, etc. Temperature: Celsius, Fahrenheit, Kelvin, etc. Force: Kilogram-force, Newton, Poundal, etc. Pressure: Pascal, Hectopascal, Bar, etc. Acceleration: Metre per second squared, Gal, etc. Energy: Joule, Erg, Foot-poundal, etc.

About

IceVault

Features
Read full description

Design the structure. Build your database. IceVault is an encrypted, local-only database that lets you design the structure yourself. Create databases for bank accounts, reading logs, business cards, warranties, Wi-Fi and more. Password managers are built around logins. Notes apps offer freedom but can be hard to organize and search. IceVault sits in between. Define fields and types in a β€œtemplate” β€” text, dates, money, photos, ratings, choices and more. The template becomes your form and data structure. Pin a template to a folder, and that folder becomes a purpose-built workspace with its own list and detail views. BUILD YOUR OWN STRUCTURE * 51 field types: text, number, date, money, rating, photo, choices, address, email, phone, URL, MAC / IP address, social handles, links, files, formulas and more * 12 field attributes: required, encrypted, searchable, auto-tag, show in list, unique, Markdown and more * Layout presets: cards, timelines, spec sheets, photo galleries and spreadsheet grid * Formula fields calculate values from number and money fields, such as quantity Γ— unit price. Results are calculated on-device and never stored * Link items with the Link field and see incoming links under β€œReferenced By” * Draft templates with AI, then edit the result. Runs on-device with Apple Intelligence * Edit templates at any time β€” existing records update to match KEEP THINGS SAFE * Master password with Face ID / Touch ID unlock * Per-field AES-GCM encryption for passwords, PINs, card numbers and other sensitive data * Encryption keys are derived from your master password and never stored * iOS Data Protection on every database PUT THINGS IN * Rich input controls: date pickers, ratings, choice lists and more * Camera capture and document scanning with automatic edge correction * Attach files up to 50 MB and preview them in place * QR code scanning, live or from a photo * TOTP two-factor authentication from otpauth:// links * CSV import that builds a template from the header row * On-device writing assistance powered by Apple Intelligence β€” your text never leaves the device FIND IT AGAIN * Full-text search across every folder * Manual and automatic tags * Combined filters for keywords and choices USE YOUR DATA * Save links, text, photos and files from the iOS share sheet into an inbox, then file them later β€” no network needed * Schedule on-device reminders before renewals or expiries * Sum, average and count rows in spreadsheet folders * Tap fields to call, email, open Maps or Safari, or launch supported social apps * Render Markdown with headings, lists, tables and emphasis * Money fields support per-item currency codes, so USD and JPY can coexist HAND IT OVER * Each folder is a single document β€” copy it and its images come along * Encrypted .icevaultarchive files for complete backups * Share a folder with family, friends or groups using a one-time password * Share templates independently β€” fields only, with no stored values * Export spreadsheet folders to CSV for Excel or Numbers PRIVATE BY DESIGN * No account, sign-up, or email address required * No cloud. IceVault makes no network connections * No ads, analytics, or advertising SDKs. No usage data is collected * Works fully offline IMPORTANT If you forget your master password, encrypted fields cannot be recovered β€” not by anyone, including the developer. Keep your master password safe. FREE, WITH A ONE-TIME PRO UNLOCK Every feature is available in the free version: all field types, encryption, search, writing assistance, Markdown, import and export. The free version supports up to 3 folders. A one-time purchase of IceVault Pro removes that limit. No subscription. No account. COMES WITH 21 TEMPLATES Bank Account, Credit Card, Insurance Policy, Online Account, Wi-Fi, Router, Business Card, Customer, Contact, Book, Reading Log, Film, Photo Note, Vehicle, Purchase & Warranty, Trip Booking and so on. Use them as-is, customize them, or start from scratch.

Screenshots

Unit Converter Simple4 screens
IceVault4 screens

Verdict

The call

The clearest difference is in-app purchases: Unit Converter Simple at none against IceVault's 1. Unit Converter Simple also leads on iOS requirement (13.0 vs 26.2). IceVault's advantage is ads (none vs shown) and update cadence (monthly vs every 10 months). On price and device support 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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. IceVault sells 1 one-off in-app purchase. Unit Converter Simple asks for nothing beyond the download.

UpkeepUpdate frequency

Unit Converter Simple ships an update every 10 months, IceVault monthly. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

Scorecard4 real differences Β· 2 level
Unit Converter Simple versus IceVault: the parameters behind the verdict, then further details
ParameterUnit Converter SimpleIceVault
PriceFreeFree
Update frequencyEvery 10 monthsMonthly β€” better
AdsYesNo β€” better
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS13.0 β€” better26.2
Further details β€” not scored
Size18 MB8 MB
Age rating4+4+
DeveloperKouji YamauchiKouichi Abe

In-app purchases

None

Unit Converter Simple

No in-app purchases

1 purchases

IceVault

One-time1
  • IceVault Pro$24.99

Questions

Is Unit Converter Simple free?
Unit Converter Simple is free to download, with no in-app purchases.
Is IceVault free?
IceVault is free to download, with in-app purchases available.
Do Unit Converter Simple or IceVault have ads?
Unit Converter Simple shows ads; IceVault does not.
Which is updated more often, Unit Converter Simple or IceVault?
Unit Converter Simple ships an update every 10 months, and IceVault monthly. Most recently, Unit Converter Simple was updated on October 8, 2026 and IceVault on October 14, 2026.

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