Converter vs NanoRate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Converter
This comprehensive tool offers over 14,000 conversion possibilities across 30 categories, providing precise calculations for students, scientists, and travelers. It features an educational layout, smart tooltips, and currency updates from trusted sources.
- Over 14,000 conversion combinations
- Precision up to 100 digits
- Scientific, standard, and custom formats
- Educational layout with visible unit values
- User-friendly interface
- Easy export or copy/paste of results
- Currency updates via IMF
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Converter – The Ultimate Measurement & Conversion Tool Converter is your ultimate measurement and conversion tool, designed to educate and empower. With over 14,000 conversion possibilities across 30 categories, it’s the most complete and precise calculator you'll ever need — whether you're a student, scientist, engineer, traveler, or simply curious. Explore a wide range of categories: Acceleration, Angle, Area, Base, Body Height, Consumption, Currency (auto-updated via IMF), Data Storage, Data Transfer, Density, Electricity, Energy, Force, GPS, Illuminance, Length, Luminance, Mass, Permeability, Power, Pressure, Radioactivity, Temperature, Time, Time Zone, Torque, Velocity, Viscosity, Volume, Volume Flow Rate — and more. Key Features: • Over 14,000 conversion combinations • Precision up to 10.000 digits • Scientific, standard, and custom formats • Educational layout – all unit values visible in one glance • Clean, user-friendly interface • Easy copy/paste of high-precision results • Smart tooltips for every item • Currency updates powered by the International Monetary Fund Trusted sources: • BIPM – Bureau International des Poids et Mesures • NIST – National Institute of Standards and Technology • IMF – International Monetary Fund • IANA – Internet Assigned Numbers Authority • Wikipedia (for accessible context) Whether you're solving school problems or running lab simulations, Converter gives you clarity, confidence, and insight. It’s more than just a calculator — it’s a learning companion built for precision and discovery. Created with love and accuracy by an experienced developer passionate about making complex knowledge accessible to all. Designed not just to convert — but to teach, explain, and inspire clarity.
NanoRate
This utility app offers a straightforward way to convert currencies, supporting multiple currencies and historical data. It features AR price scanning and offline access for convenience.
- Multi-currency comparison
- Historical date lookup
- Fee-inclusive conversion
- AR price scanning
- Offline rate access
- Home Screen widget
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NanoRate is a lightweight currency converter for daily use. It supports base currency switching, multi-currency comparison, historical date lookup, fee-inclusive conversion, and trend view. You can also scan a price with AR camera and insert it directly into conversion. Rates are fetched from a public API, with local fallback reference data when offline. Home Screen widget is supported for quick checks.
Screenshots
Verdict
The clearest difference is in-app purchases: Converter at none against NanoRate's 1. Converter also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.6). On price, rating, ratings volume and update cadence 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. NanoRate sells 1 one-off in-app purchase. Converter asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Converter against 5.0 for NanoRate. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and November 8, 2026 respectively.
| Parameter | Converter | NanoRate |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 57.1% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 66 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Nic Kolbe | 恒俭 董 |
Customer experience
Converter
NanoRate
In-app purchases
Converter
No in-app purchases
NanoRate
- NanoRate Pro Unlock$1.99









