PD vs EcoQPay
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
PD
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Understand Your Car Better β With AI PDβ1 makes car diagnostics simple. Just plug in the PD-1 device, connect to the app, and let our AI do the work. No more confusing codes or guessing whatβs wrong β PDβ1 explains everything in plain language you can actually understand. Itβs made for everyday drivers who want to stay on top of their carβs health without needing to be a mechanic. What You Can Do with PDβ1: AI translates warning signs into clear explanations you can understand. Ask Anything: Use the in-app AI assistant to get quick answers about your car. Stay Ahead of Problems β Get alerts before issues get serious through predictive maintenance. Track Car Expenses β Scan and save receipts to keep your car costs organised. Find Reliable Workshops β Get suggestions based on reviews, price, and location. Join a Community β Learn from others with similar car models or past issues. Easy to Use β Clean mobile interface built for clarity and convenience. From tracking engine health to decoding every code, PDβ1 gives you the tools to truly understand and optimise their vehicle, pushing your carβs performance to the next level.
EcoQPay
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EcoQPay offers a secure and efficient way to make payments using QR codes. Scan EcoQPay QR codes and SGQR codes containing embedded payment documents to complete transactions quickly, safely, and conveniently.
Screenshots
Verdict
PD and EcoQPay are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.
| Parameter | PD | EcoQPay |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 | 16.0 β better |
| Further details β not scored | ||
| Size | 132 MB | 7 MB |
| Age rating | 17+ | 4+ |
| Developer | Proteus Design & Tech Pte Ltd | Aires A.T Pte Ltd |
In-app purchases
PD
No in-app purchases
EcoQPay
No in-app purchases








