# Фактури inv.bg vs BACB Signer

The clearest difference is review sentiment: Фактури inv.bg at 100% against BACB Signer's 33%. Фактури inv.bg also leads on rating (5.0 vs 1.0) and update cadence (every 9 days vs monthly). On price, ratings volume, 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.

Фактури inv.bg holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 100% of Фактури inv.bg's written reviews are positive against 33% of BACB Signer's.

Фактури inv.bg ships an update every 9 days, BACB Signer monthly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Фактури inv.bg | BACB Signer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/invbg/id1324450693/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/bacb-signer/id1595562029/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free | Free |
| Size | 49 MB | 94 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Invoicing Solutions Bulgaria](https://appshunter.io/developer/1324450692) | [Bulgarian American Credit Bank, Plc.](https://appshunter.io/developer/613089259) |

## What reviewers say

### Фактури inv.bg

[App page](https://appshunter.io/ios/app/invbg/id1324450693)

Easily create and send electronic invoices on the go. Track invoice status, access past records, and receive notifications about client actions. Streamline your billing process and manage paperwork efficiently.

**Highlights:** Create invoices with a few clicks, Populate recipient data from commercial register, Send invoices from your phone, Track invoice receipt and acceptance, Quickly find and resend old invoices, Receive notifications on client actions

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

**In-app purchases:** none


### BACB Signer

[App page](https://appshunter.io/ios/app/bacb-signer/id1595562029)

This app provides a secure and convenient multi-factor authentication solution for online banking operations. It allows for quick logins using biometrics and transaction authentication from anywhere in the world, even offline.

**Highlights:** Multi-factor authentication, Biometric login (fingerprint, Face ID), Offline authentication, Transaction validation, Secure online operations

**In-app purchases:** none


## Frequently asked questions

### Is Фактури inv.bg free?

Фактури inv.bg is free to download, with no in-app purchases.

### Is BACB Signer free?

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

### Which has better reviews, Фактури inv.bg or BACB Signer?

Фактури inv.bg is rated higher. Фактури inv.bg averages 5.0 out of 5 from 1 ratings, while BACB Signer averages 1.0 from 1 ratings.

### Do Фактури inv.bg or BACB Signer have ads?

Neither Фактури inv.bg nor BACB Signer shows ads.

### Which is updated more often, Фактури inv.bg or BACB Signer?

Фактури inv.bg ships an update every 9 days, and BACB Signer monthly. Most recently, Фактури inv.bg was updated on November 2, 2026 and BACB Signer on November 3, 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.*