Radium Payments vs Chaingapp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Radium Payments
This app enables anonymous mobile payments for gratuities using GPS technology. It offers a simple, user-friendly experience for both payers and recipients, allowing for customizable tips without sharing personal information or scanning QR codes.
- Anonymous mobile payments
- Location-based transactions
- Customizable tip amounts
- Instant payment notifications
- Direct payments to recipients
- No QR code scanning
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Welcome to Radium Payments, where we're revolutionizing the world of gratuities in the digital era. Our innovative and patented app leverages mobile GPS technology to enable seamless and anonymous mobile payments. The app is similar to traditional cash payments but without the hassle of scanning QR codes or the need to share personal information. Our commitment to reshaping mobile tipping extends beyond just the transaction process. We've crafted our app with simplicity and user-friendly interactions in mind, ensuring a seamless experience for both payers and recipients. Payers can effortlessly customize their tips while maintaining anonymity, while recipients receive instant notifications and real-time payment tracking. Key Features: **Complete Anonymity** Radium's patented technology ensures complete anonymity with every transaction. Only nearby users can view recipient profiles, while payer profiles remain entirely anonymous. **Generosity On-The-Go** Say goodbye to fumbling for cash or that awkward tipping moment. With Radium, users can easily tip their favorite service providers from anywhere, at any time. **Private Transactions** Never worry about your transactions being shown to other users. All transactions are completely private! **Service Worker Empowerment** Radium cuts out the middleman, ensuring payments go directly to the intended recipient, just like cash. **Instant Payment Notifications** Recipients are instantly notified once they receive a payment, keeping them updated on their financial activity in real-time. **No Monthly Fees** Radium Payments is free to download and use. Join us in expressing generosity effortlessly while on-the-go, whether it's for your favorite valet driver, barista, or street performer. Download Radium Payments today and experience the future of gratuity while maintaining your privacy.
Chaingapp
This app facilitates seamless cash-to-digital exchanges, eliminating the need for physical change. It enables micro-savings and digital payment solutions for both consumers and merchants, streamlining transactions and reducing reliance on physical currency.
- Cash to digital exchange
- Micro-savings
- Digital change dispensing for merchants
- Fast signup
- No maintenance fees
- Secure and reliable payments
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Chaingapp is a cash to digital exchange solution. No need to roundup your change and no need to have coins scattered all over your purse and dangling in your pocket all day. No exact change is required for cash purchase. This helps you with micro-savings and investing with loose change you would normally drop under the couch, car seat or in your laundry. As a merchant, there is no need for physical bank trips for coins or notes to give change. Whenever you run out of coins to give, simply transfer funds from your linked account and start dispensing change digitally. That 2.5 extra seconds it takes to give physical change can be cut in half, saving you time and adding more value to your business and customers in the long run. Chaingapp is a free app that allows users to get their change paid digitally. It is a safe, secure and reliable mobile payment solution. What's great about Chaingapp? Chaingapp gives you a Simple, Fast, Secured and Reliable app. It helps you as a merchant, reduce your bank visits. Also signing up takes less than a few minutes and there are no maintenance fees. Chaingapp also helps you save for a rainy day. By joining, no more contact with cash. How does it work? Chaingapp works in three easy steps: Download and signup for Chaingapp in a matter of minutes. The signup process is simple and fast so you can start scanning and accept your change right away. As a merchant, Chaingapp also works in three easy steps: Just download the app and signup for a business account in minutes, scan and start dispensing change right away.
Screenshots
Verdict
The clearest difference is update cadence: Radium Payments at every 2 months against Chaingapp's every 6 months. Radium Payments also leads on ratings volume (9 vs 3). On price, rating, review sentiment and ads 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.
On the App Store both sit at effectively the same score — 4.9 for Radium Payments against 5.0 for Chaingapp. Both are backed by a comparable volume of ratings — 9 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Radium Payments ships an update every 2 months, Chaingapp every 6 months. The most recent releases landed on October 4, 2026 and October 19, 2026 respectively.
| Parameter | Radium Payments | Chaingapp |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (9 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 9 — better | 3 |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 12.4 — better |
| Further details — not scored | ||
| Size | 36 MB | 20 MB |
| Age rating | 17+ | 4+ |
| Developer | 423 Enterprises LLC | Chaingapp Inc |
Customer experience
Radium Payments
Chaingapp
In-app purchases
Radium Payments
No in-app purchases
Chaingapp
No in-app purchases








