# csl. vs Singtel Prepaid hi!App

The clearest difference is rating: Singtel Prepaid hi!App at 4.2 against csl.'s 1.5. Singtel Prepaid hi!App also leads on review sentiment (23% vs 8%) and ratings volume (280 vs 26). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Singtel Prepaid hi!App holds the better App Store score, 4.2 against 1.5. That said, the two scores are not equally well evidenced: Singtel Prepaid hi!App has 280 ratings behind it against 26, so its average is the more settled of the two. Written reviews point the same way: 8% of csl.'s written reviews are positive against 23% of Singtel Prepaid hi!App's.

csl. ships an update every 3 weeks, Singtel Prepaid hi!App monthly. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | csl. | Singtel Prepaid hi!App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (26 ratings)](https://appshunter.io/ios/app/csl/id433378614/reviews) | **[4.2 (280 ratings)](https://appshunter.io/ios/app/singtel-prepaid-hiapp/id1034712778/reviews)** |
| Number of ratings | 26 | **280** |
| Positive reviews | 8.3% of reviews | **23.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 178 MB | 76 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CSL Mobile Limited](https://appshunter.io/developer/340690342) | [Singtel Idea Factory Pte Ltd](https://appshunter.io/developer/392583925) |

## What reviewers say

### csl.

[App page](https://appshunter.io/ios/app/csl/id433378614)

Manage your mobile service plan, monitor data and voice usage, and check your account balance. Access exclusive offers, coupons, and limited-period deals. Browse the latest mobile models and service plans with special pricing.

**Highlights:** Monitor data and voice usage, Manage roaming balance, Check account balance and billing history, Automatic credit card payment setup, Access coupons and limited-period offers, Browse latest mobile models and plans

**In-app purchases:** none


### Singtel Prepaid hi!App

[App page](https://appshunter.io/ios/app/singtel-prepaid-hiapp/id1034712778)

Manage all your prepaid mobile services conveniently. Track usage, top up plans, and discover exclusive deals and rewards without using your data.

**Highlights:** SIM/eSIM registration and activation, Balance, usage, and validity tracking, Plan top-ups and purchases, Roaming plan activation, Auto top-up sign-up, Exclusive offer redemption

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ✅ Easy top-up process
- ✅ Convenient remote account management
- ✅ Good data packages and bonuses
- ✅ Improved UI in recent versions
- ✅ Helpful customer service (when available)

**What reviewers complain about**

- 🐛 Keyboard freezes during registration
- 🐛 App crashes frequently
- 🐛 Camera/passport scanning fails
- 🐛 Location detection errors (thinks user not in Singapore)
- ❌ No Apple Pay support

**Reported bugs**

- Keyboard freezes and becomes non-functional during eSIM registration
- App crashes when attempting to activate or register eSIM
- Passport photo scanning button doesn't launch camera
- App locks on capital letters during data entry
- Location detection fails - incorrectly reports user not in Singapore

**Requested features**

- Apple Pay payment option
- Biometric login (fingerprint/face recognition)
- Transaction history and detailed account statements
- Multi-item purchase capability
- Better location detection (GPS-based)


## Frequently asked questions

### Is csl. free?

csl. is free to download, with no in-app purchases.

### Is Singtel Prepaid hi!App free?

Singtel Prepaid hi!App is free to download, with no in-app purchases.

### Which has better reviews, csl. or Singtel Prepaid hi!App?

Singtel Prepaid hi!App is rated higher. csl. averages 1.5 out of 5 from 26 ratings, while Singtel Prepaid hi!App averages 4.2 from 280 ratings.

### Do csl. or Singtel Prepaid hi!App have ads?

Neither csl. nor Singtel Prepaid hi!App shows ads.

### Which is updated more often, csl. or Singtel Prepaid hi!App?

csl. ships an update every 3 weeks, and Singtel Prepaid hi!App monthly. Most recently, csl. was updated on November 1, 2026 and Singtel Prepaid hi!App on November 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*