# Nano SigmaPlus vs Ceretone Hearing

The clearest difference is rating: Ceretone Hearing at 4.4 against Nano SigmaPlus's 4.0. Ceretone Hearing also leads on update cadence (every 2 months vs every 7 months) and review sentiment (100% vs 85%). Nano SigmaPlus's advantage is ratings volume (81 vs 8) and iOS requirement (9.0 vs 11.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Ceretone Hearing holds the better App Store score, 4.4 against 4.0. That said, the two scores are not equally well evidenced: Nano SigmaPlus has 81 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 85% of Nano SigmaPlus's written reviews are positive against 100% of Ceretone Hearing's.

Nano SigmaPlus ships an update every 7 months, Ceretone Hearing every 2 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Nano SigmaPlus | Ceretone Hearing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (81 ratings)](https://appshunter.io/ios/app/nano-sigmaplus/id1483291641/reviews) | **[4.4 (8 ratings)](https://appshunter.io/ios/app/ceretone-hearing/id6465079960/reviews)** |
| Number of ratings | **81** | 8 |
| Positive reviews | 84.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 70 MB | 159 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Xiamen NewSound Technology Co., Ltd.](https://appshunter.io/developer/1174641815) | [AUDICON CORPORATION](https://appshunter.io/developer/1715222498) |

## What reviewers say

### Nano SigmaPlus

[App page](https://appshunter.io/ios/app/nano-sigmaplus/id1483291641)

Connect and control your hearing aids with this application. Adjust volume, program modes, and band equalizers for a personalized listening experience.

**Highlights:** Connect to Nano Hearing Aids, Adjust Volume, Change Program Mode, Customize Band Equalizers, Personalized Hearing Experience

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and navigate
- 🚀 Quick and easy Bluetooth connection
- 💡 Customizable volume and sound modes
- ✨ Simple and clean user interface
- 😊 Helpful for hearing loss

**What reviewers complain about**

- 📉 Removed/changed features
- 🔋 Battery life not as advertised
- 🎛️ Left and right adjustments sync
- 🚫 Cannot turn off hearing aids from app
- ❓ Manual doesn't match app features

**Reported bugs**

- App crashes
- Hearing aids stopped working
- Glitchy and unclear app

**Requested features**

- Restore hearing test feature
- Bring back charge level display
- Allow independent left/right adjustment
- Enable turning off hearing aids from app
- Add AirPods compatibility


### Ceretone Hearing

[App page](https://appshunter.io/ios/app/ceretone-hearing/id6465079960)

This application facilitates the use of hearing aid devices by enabling users to connect, adjust volume, fine-tune noise parameters, and switch between different hearing aid modes directly from their smartphone.

**Highlights:** Connect hearing aids, Adjust volume, Adjust noise parameters, Switch hearing aid modes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Nano SigmaPlus free?

Nano SigmaPlus is free to download, with no in-app purchases.

### Is Ceretone Hearing free?

Ceretone Hearing is free to download, with no in-app purchases.

### Which has better reviews, Nano SigmaPlus or Ceretone Hearing?

Ceretone Hearing is rated higher. Nano SigmaPlus averages 4.0 out of 5 from 81 ratings, while Ceretone Hearing averages 4.4 from 8 ratings.

### Do Nano SigmaPlus or Ceretone Hearing have ads?

Neither Nano SigmaPlus nor Ceretone Hearing shows ads.

### Which is updated more often, Nano SigmaPlus or Ceretone Hearing?

Nano SigmaPlus ships an update every 7 months, and Ceretone Hearing every 2 months. Most recently, Nano SigmaPlus was updated on October 24, 2026 and Ceretone Hearing on October 23, 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.*