# nRF Connect Device Manager vs blob

The clearest difference is price: nRF Connect Device Manager at Free against blob's $2.00. nRF Connect Device Manager also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (13.0 vs 26.0). On rating, ratings volume, ads and in-app purchases there is nothing between them.

nRF Connect Device Manager is free to download; blob costs $2.00 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for nRF Connect Device Manager against 5.0 for blob. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

nRF Connect Device Manager ships an update every 3 weeks, blob every 3 months. The most recent releases landed on November 11, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | nRF Connect Device Manager | blob |
| --- | --- | --- |
| Price | **Free** | $2.00 |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/nrf-connect-device-manager/id1519423539/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/blob-better-binary/id6749558236/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | **Free** | Paid |
| Size | 5 MB | 1 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nordic Semiconductor ASA](https://appshunter.io/developer/497679114) | [X-AMZ LLC](https://appshunter.io/developer/1820401392) |

## What reviewers say

### nRF Connect Device Manager

[App page](https://appshunter.io/ios/app/nrf-connect-device-manager/id1519423539)

This tool allows for the updating and management of devices running specific SDKs via Bluetooth LE. It supports features like firmware updates, file system access, and device reset.

**Highlights:** Firmware Update Over-The-Air (FOTA), File System Management, Device Reset, Logs & Stats, Bluetooth LE Support

**In-app purchases:** none


### blob

[App page](https://appshunter.io/ios/app/blob-better-binary/id6749558236)

This app provides a unique binary encoding method and supports multiple data formats like hex, decimal, and base64. It ensures type safety for data conversions and keeps a history of performed actions for debugging. Additional tools like substring and random bytes are also included.

**Highlights:** Blob encoding (base256), Multiple data formats (binary, hex, base64, etc.), Type-safe data actions, Action history log, Substring tool, Random bytes generator

**In-app purchases:** none


## Frequently asked questions

### Is nRF Connect Device Manager free?

nRF Connect Device Manager is free to download, with no in-app purchases.

### Is blob free?

blob costs $2.00, with no in-app purchases.

### Which has better reviews, nRF Connect Device Manager or blob?

nRF Connect Device Manager and blob are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do nRF Connect Device Manager or blob have ads?

Neither nRF Connect Device Manager nor blob shows ads.

### Which is updated more often, nRF Connect Device Manager or blob?

nRF Connect Device Manager ships an update every 3 weeks, and blob every 3 months. Most recently, nRF Connect Device Manager was updated on November 11, 2026 and blob on October 30, 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.*