# SMART BMS Pro vs Knot Now

The clearest difference is rating: SMART BMS Pro at 2.0 against Knot Now's 1.0. SMART BMS Pro also leads on update cadence (every 2 weeks vs every 6 weeks) and iOS requirement (13 vs 18.0). 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.

SMART BMS Pro holds the better App Store score, 2.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

SMART BMS Pro ships an update every 2 weeks, Knot Now every 6 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SMART BMS Pro | Knot Now |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/smart-bms-pro/id6747797943/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/knot-now/id6792155299/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 113 MB | 13 MB |
| Requires iOS | **13** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [所兵 邱](https://appshunter.io/developer/1519230775) | [Amol Srivastava](https://appshunter.io/developer/1892119479) |

## What reviewers say

### SMART BMS Pro

[App page](https://appshunter.io/ios/app/smart-bms-pro/id6747797943)

Connect to and manage lithium battery packs via Bluetooth. Monitor battery status, set protection parameters with password access, and receive fault alarms. Ideal for users needing detailed battery pack oversight.

**Highlights:** Bluetooth connection for battery packs, Real-time battery status monitoring, Set and secure protection parameters, Monitor battery fault alarms, Password protection for modifications

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

**In-app purchases:** none


### Knot Now

[App page](https://appshunter.io/ios/app/knot-now/id6792155299)

Learn to tie over 200 knots with interactive 3D animations and step-by-step lessons. Organized by real-world use, it offers detailed comparisons and offline access for all your knot-tying needs.

**Highlights:** 225+ knots with 3D animations, Step-by-step lessons, Organized by real-world use, Offline functionality, Knot comparison tool, Progress tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is SMART BMS Pro free?

SMART BMS Pro is free to download, with no in-app purchases.

### Is Knot Now free?

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

### Which has better reviews, SMART BMS Pro or Knot Now?

SMART BMS Pro is rated higher. SMART BMS Pro averages 2.0 out of 5 from 1 ratings, while Knot Now averages 1.0 from 1 ratings.

### Do SMART BMS Pro or Knot Now have ads?

Neither SMART BMS Pro nor Knot Now shows ads.

### Which is updated more often, SMART BMS Pro or Knot Now?

SMART BMS Pro ships an update every 2 weeks, and Knot Now every 6 weeks. Most recently, SMART BMS Pro was updated on October 24, 2026 and Knot Now on October 28, 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.*