# Surge Credit vs Core Invoice

The clearest difference is in-app purchases: Surge Credit at none against Core Invoice's 1. Surge Credit also leads on iOS requirement (15.1 vs 18). On price, ads and device support there is nothing between them.

Both are free to download. Core Invoice sells 1 in-app purchase, starting at $1.99 per month. Surge Credit asks for nothing beyond the download.

## The numbers

| Metric | Surge Credit | Core Invoice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/surge-credit/id6756261968/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 58 MB | 2 MB |
| Requires iOS | **15.1** | 18 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Surge Credit](https://appshunter.io/developer/1859597633) | [Nikita Cherednikov](https://appshunter.io/developer/1802840676) |

## What reviewers say

### Surge Credit

[App page](https://appshunter.io/ios/app/surge-credit/id6756261968)

Access a Bitcoin-native dollar credit line without selling your cryptocurrency. Control your funds with a self-custodial wallet, lock Bitcoin as collateral, and draw funds instantly. Enjoy flexible repayment and verifiable on-chain security.

**Highlights:** Bitcoin-native credit line, Self-custodial wallet, Verifiable on-chain collateral, Flexible repayment options, Rates from 6.9% APR, Draw funds as USDC or gift cards

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Core Invoice

[App page](https://appshunter.io/ios/app/core-invoice/id6762085608)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $1.99 | per month |


## Frequently asked questions

### Is Surge Credit free?

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

### Is Core Invoice free?

Core Invoice is free to download, with in-app purchases available.

### Do Surge Credit or Core Invoice have ads?

Neither Surge Credit nor Core Invoice shows ads.

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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.*