U Call Pay vs 2ndNumber
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
U Call Pay
Manage your phone number privately and make/receive calls without revealing your primary number. This app also offers a secure and user-friendly way to top up your prepaid mobile service.
- Private phone number management
- Make and receive calls privately
- Secure prepaid mobile top-up
- User-friendly interface
- Seamless navigation
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UCall Mobile offers a simple and secure solution for managing your phone number, making it easy to make and receive calls while keeping your primary number private. With UCall, you have a reliable, user-friendly app that lets you conveniently top up your prepaid phone service. UCall prioritizes security and smooth navigation, ensuring a seamless experience for managing and recharging your mobile needs.
2ndNumber
This app provides full phone calling functionality directly to your Apple device. Log in with your account to make and receive calls using WiFi or mobile data.
- Full phone calling functionality
- Make and receive calls
- WiFi and mobile data support
- Seamless account connection
- Apple device integration
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The 2ndNumber app connects seamlessly with your 2ndNumber account to bring full phone calling functionality directly to your Apple device. Just log in with your credentials and start making and receiving calls wherever you have a WiFi or mobile data connection—whether it’s 3G, 4G, or 5G.
Screenshots
Verdict
The clearest difference is review sentiment: U Call Pay at 98% against 2ndNumber's 0%. U Call Pay also leads on rating (4.8 vs 2.0) and ratings volume (1K vs 4). On price, ads, in-app purchases and monetization model 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.
U Call Pay holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: U Call Pay has 1K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 98% of U Call Pay's written reviews are positive against 0% of 2ndNumber's.
U Call Pay ships an update every 3 weeks, 2ndNumber every 3 months. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.
| Parameter | U Call Pay | 2ndNumber |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (1K ratings) — better | 2.0 (4 ratings) |
| Positive reviews | 97.9% of reviews — better | 0.0% of reviews |
| Number of ratings | 1K — better | 4 |
| Update frequency | Every 3 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 60 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | 3 Billionaires Corp | buzzbox |
Customer experience
U Call Pay
2ndNumber
In-app purchases
U Call Pay
No in-app purchases
2ndNumber
No in-app purchases
