# NTC Micro Blue vs BookMe+ Operator

The clearest difference is update cadence: BookMe+ Operator at every 2 weeks against NTC Micro Blue's every 3 months. NTC Micro Blue's advantage is iOS requirement (9.3 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

NTC Micro Blue ships an update every 3 months, BookMe+ Operator every 2 weeks. The most recent releases landed on September 14, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | NTC Micro Blue | BookMe+ Operator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 21 MB | 46 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nutricontrol, S.L.](https://appshunter.io/developer/842086893) | [BookMeBus Co., Ltd.](https://appshunter.io/developer/1101077305) |

## What reviewers say

### NTC Micro Blue

[App page](https://appshunter.io/ios/app/ntc-micro-blue/id1160213976)

**Features:** macOS Compatibility

**In-app purchases:** none


### BookMe+ Operator

[App page](https://appshunter.io/ios/app/bookme-plus-operator/id6747380238)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NTC Micro Blue free?

NTC Micro Blue is free to download, with no in-app purchases.

### Is BookMe+ Operator free?

BookMe+ Operator is free to download, with no in-app purchases.

### Do NTC Micro Blue or BookMe+ Operator have ads?

Neither NTC Micro Blue nor BookMe+ Operator shows ads.

### Which is updated more often, NTC Micro Blue or BookMe+ Operator?

NTC Micro Blue ships an update every 3 months, and BookMe+ Operator every 2 weeks. Most recently, NTC Micro Blue was updated on September 14, 2026 and BookMe+ Operator on September 22, 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.*