Comparison

PSA Centrii vs FX Helper&

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

Head to head
About

PSA Centrii

This app provides safety and security for families by allowing remote control and communication with IoT-enabled devices. It enables users to manage multiple smart devices, automate interactions, share access with family, and receive real-time alerts.

Highlights
  • Remote device communication and control
  • Manage multiple IoT devices
  • Smart automation control
  • Share devices with family
  • Real-time alerts
  • Easy device pairing
Features
Read full description

We have designed this app to provide safety and security for you and your family. Our aim is to develop a range of products to make your life easier, provide security and save you time. The PSA Centrii app will allow you to: (for applicable IoT-enabled products) * Remotely communicate & control devices * Add and control multiple devices with one App * Interact between multiple smart devices using Smart Automation control. * Easily share devices among family members * Receive real-time alerts * Easily & quickly pair devices to the PSA Centrii App

About

FX Helper&

Features
Read full description

【FX Helper】Currency Exchange Assistant is a multi-currency converter that provides real-time exchange rates, historical trend charts, and smart price alerts, all presented through a clean, iOS-inspired interface designed for clarity and ease of use. Whether you are traveling abroad, managing overseas expenses, or simply keeping track of foreign currency movements, Currency Exchange Assistant offers the essential tools you need in one place. **Real-Time Exchange Rates** Access up-to-date currency conversion rates across multiple global currencies. Rates refresh automatically so you can stay informed of the latest market changes. **Multi-Currency Conversion** Convert between multiple currencies simultaneously. Select your base currency and view equivalent values across all your chosen currencies in a single, organized view. **Historical Trend Charts** Review exchange rate movements over time with clear, interactive charts. Analyze past trends to better understand how currency pairs have performed across different time periods. **Smart Price Alerts** Set target exchange rates and receive notifications when your desired rate is reached. Configure alerts for any supported currency pair so you never miss a favorable rate. **Premium iOS-Inspired Design** Navigate through a polished, intuitive interface that follows modern iOS design principles. Every screen is crafted for readability and smooth interaction, making currency tracking a straightforward experience. Currency Exchange Assistant brings together reliable rate data, visual trend analysis, and customizable alerts into a single, well-designed app — a practical companion for anyone who needs to monitor and convert currencies on a regular basis. Premium Account Pricing and Terms $ 4.99/week* $ 39.99/year* *Prices shown are in U.S. dollars; actual charges may be converted to your local currency. Payment will be charged to your iTunes account at confirmation of purchase. Subscriptions automatically renew unless auto-renewal 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, and the renewal cost will be provided. Subscriptions can be managed by the user. Turning off auto-renewal may be done by going to your account settings after purchase. Cancellation of the current subscription is not allowed during the active subscription period. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://suhanhui.xyz/huanhuizhushou/privacy.html

Screenshots

PSA Centrii3 screens
FX Helper&3 screens

Verdict

The call

The clearest difference is in-app purchases: PSA Centrii at none against FX Helper&'s 2. PSA Centrii also leads on iOS requirement (13.0 vs 16.0). On price, ads 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. FX Helper& sells 2 in-app purchases, starting at $4.99 per 7 days. PSA Centrii asks for nothing beyond the download.

Scorecard2 real differences · 6 level
PSA Centrii versus FX Helper&: the parameters behind the verdict, then further details
ParameterPSA CentriiFX Helper&
PriceFreeFree
Positive reviews33.3% of reviews—
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better16.0
Further details — not scored
Size190 MB3 MB
Age rating12+4+
DeveloperPSA Products Pty LtdHONG KONG GANGSHENG TRADING CO. LIMITED

In-app purchases

None

PSA Centrii

No in-app purchases

2 purchases

FX Helper&

Subscriptions2
  • Weekly Prime3 Days trial$4.997 Days
  • Yearly Prime$39.991 Year

Questions

Is PSA Centrii free?
PSA Centrii is free to download, with no in-app purchases.
Is FX Helper& free?
FX Helper& is free to download, with in-app purchases available.
Do PSA Centrii or FX Helper& have ads?
Neither PSA Centrii nor FX Helper& shows ads.

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