Comparison

Nobu vs Currency Tracker + Converter

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

Head to head
About

Nobu

Book hotel stays and restaurant reservations, manage your itinerary, and communicate with hotel staff. Enjoy convenient mobile check-in/out, in-room dining, and local recommendations. Access your mobile key for seamless entry.

Highlights
  • Book hotel stays
  • Reserve dinner
  • View itinerary
  • Chat with hotel teams
  • Mobile check-in/out
  • 24-hour in-room dining
  • Local recommendations
  • Mobile key access
Features
Read full description

This is the official Nobu app connecting you to the world of Nobu Hotels and Restaurants. Our app delivers a streamlined approach to your guest journey and places you in the middle of all the action. WHY DO I NEED THIS APP? - Reserve your stay, confirm your dinner, and view your itinerary - Chat whenever and however you want with our hotel teams on multiple platforms in a variety of languages - Check-in and check-out is as simple as Click-in and Click-out - Take Nobu to bed with 24-hour in-room dining - Let’s get personal with local recommendations from the property team on the surrounding neighborhood - Retrieve your mobile key and stop mistaking the plastic one for your credit card - Ultimate access to the amazing world of Nobu

About

Currency Tracker + Converter

Track and convert over 150 currencies with real-time exchange rates. View historical charts and access data offline, making it ideal for travel or international transactions. Enjoy a clean, ad-free experience without subscriptions.

Highlights
  • 150+ currency support
  • Real-time conversion
  • Offline rate caching
  • Historical charts
  • Customizable watchlists
  • Country flags
Features
Read full description

Rex is a quick and simple currency converter and exchange rate tracker. Convert between 150+ currencies and track the rates that matter to you, without ads, subscriptions, or sign-ups. CONVERT INSTANTLY Type an amount and see it converted in real time, both directions. TRACK THE RATES YOU CARE ABOUT Add any currency pair to your list, favorite the ones you check most, and pin your main pair to the top for one-tap access with its own live converter and chart. WORKS OFFLINE Rates are cached locally, so you're not stuck without a conversion just because you lost signal. Handy for travel. 150+ CURRENCIES From major currencies like USD, EUR, GBP, and JPY to regional currencies most converter apps skip, all shown with their country flag for quick recognition. SEE THE TREND, NOT JUST THE NUMBER Every pair comes with a 7-day sparkline and change indicator, plus a full detail view with 1W, 1M, 3M, 1Y, 3Y, and 5Y historical charts and high/low stats. Whether you're traveling, sending money abroad, shopping internationally, or just curious what your money's worth elsewhere, Rex keeps exchange rates one glance away.

Screenshots

Nobu4 screens
Currency Tracker + Converter4 screens

Verdict

The call

The clearest difference is review sentiment: Currency Tracker + Converter at 100% against Nobu's 0%. Currency Tracker + Converter also leads on rating (5.0 vs 4.2) and update cadence (every 4 days vs every 4 months). Nobu's advantage is ratings volume (19 vs 1) and iOS requirement (17.6 vs 26.2). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Currency Tracker + Converter holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Nobu has 19 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Nobu's written reviews are positive against 100% of Currency Tracker + Converter's.

UpkeepUpdate frequency

Nobu ships an update every 4 months, Currency Tracker + Converter every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard6 real differences · 4 level
Nobu versus Currency Tracker + Converter: the parameters behind the verdict, then further details
ParameterNobuCurrency Tracker + Converter
PriceFreeFree
Rating4.2 (19 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings19 — better1
Update frequencyEvery 4 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhoneiPhone
Requires iOS17.6 — better26.2
Further details — not scored
Size123 MB4 MB
Age rating12+4+
DeveloperNobuBenjamin Sterne

Customer experience

Nobu

All ratings19 ratings
Positive78.9%
Neutral0.0%
Negative21.1%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Currency Tracker + Converter

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Nobu

No in-app purchases

None

Currency Tracker + Converter

No in-app purchases

Questions

Is Nobu free?
Nobu is free to download, with no in-app purchases.
Is Currency Tracker + Converter free?
Currency Tracker + Converter is free to download, with no in-app purchases.
Which has better reviews, Nobu or Currency Tracker + Converter?
Currency Tracker + Converter is rated higher. Nobu averages 4.2 out of 5 from 19 ratings, while Currency Tracker + Converter averages 5.0 from 1 ratings.
Do Nobu or Currency Tracker + Converter have ads?
Neither Nobu nor Currency Tracker + Converter shows ads.
Which is updated more often, Nobu or Currency Tracker + Converter?
Nobu ships an update every 4 months, and Currency Tracker + Converter every 4 days. Most recently, Nobu was updated on October 25, 2026 and Currency Tracker + Converter on October 24, 2026.

Other comparisons