Polygon ID vs DORPLIJ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Polygon ID
Create and manage your self-sovereign digital identity. Prove access rights and reputation privately using zero-knowledge cryptography. Access web3 and web2 services with secure, private on-chain verifications.
- Create and manage digital identity
- Prove access rights privately
- Manage verifiable claims
- Generate private proofs
- Secure authentication (biometrics/PIN)
- Identity recovery with seed phrase
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Polygon ID enables you to create and manage your own self-sovereign digital identity. Prove your access rights and reputation without revealing any of your personal information. Manage verifiable claims about your identity and generate private proofs for digital interactions. Polygon ID is an open-source and private by default identity system based on zero-knowledge cryptography (zkSNARK). With the Polygon ID app, you will have access to web3 and web2 services and the ability for private on-chain verifications. Convenient control: - Secure authentication with biometrics or a 6-digit PIN - Identity recovery with seed phrase mechanism Obtaining claims: - Scan an issuer’s QR code - Follow the steps to connect your identity with the issuer and retrieve your claims - Store and manage your claims from your wallet Presenting your private proofs: - Scan a verifier’s QR code - Accept the proof request presented in your wallet - Generate and share the private proof of your claims with the verifier.
DORPLIJ
Automate cryptocurrency trading on major exchanges using real-time indicators and customizable strategies. This platform offers advanced risk management features and secure API integrations for emotion-free, data-driven execution in spot and futures markets.
- Automated crypto trading
- Real-time indicators (RSI, MACD)
- Spot & futures market support
- Customizable trading strategies
- Advanced risk management
- Secure API integrations
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Dorplij-X automates crypto trading with real-time indicators for spot & futures Dorplij-X is a next-generation crypto trading automation platform built for both retail and professional traders seeking consistent, data-driven execution across spot and futures markets. The platform integrates directly with major cryptocurrency exchanges via secure APIs, enabling real-time market data processing, advanced technical indicator evaluation, and automated order execution with exchange-level rule validation. Dorplij-X supports customizable strategies using indicators such as RSI, MACD, Bollinger Bands, trend structures (HH/HL/LH/LL), and price-action conditions. Dorplij-X places strong emphasis on risk management, offering features such as position sizing control, stop-loss and take-profit automation, notional and precision validation, leverage handling, and fee-aware calculations to prevent failed trades. With a modular backend architecture, Dorplij-X supports real-time WebSocket data streams, strategy subscriptions and scalable deployment across cloud infrastructure. Users can monitor performance, track P&L, receive alerts, and manage subscriptions through a secure dashboard. Dorplij-X is designed to be: • Exchange-accurate – respects all trading rules and filters • Strategy-driven – flexible logic for indicators and conditions • Scalable – cloud-ready backend and real-time processing • Secure – API-key isolation and non-custodial access • Automated – emotion-free trading with full transparency Whether used for personal trading, signal execution, or as a SaaS trading service, Dorplij-X delivers reliable automation for modern crypto markets.
Screenshots
Verdict
The clearest difference is rating: DORPLIJ at 5.0 against Polygon ID's 4.3. Polygon ID's advantage is ratings volume (7 vs 1). On price, review sentiment, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
DORPLIJ holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Polygon ID has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
| Parameter | Polygon ID | DORPLIJ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (7 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 7 — better | 1 |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 156 MB | 46 MB |
| Age rating | 4+ | 17+ |
| Developer | ZKID Labs AG | DORPLIJ-X LTD |
Customer experience
Polygon ID
DORPLIJ
In-app purchases
Polygon ID
No in-app purchases
DORPLIJ
No in-app purchases









