# SIGMA Clermont vs Poem Learner

The clearest difference is update cadence: Poem Learner at every 2 months against SIGMA Clermont's every 10 months. SIGMA Clermont's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, 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.

SIGMA Clermont ships an update every 10 months, Poem Learner every 2 months. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SIGMA Clermont | Poem Learner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Size | 35 MB | 3 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AppScho](https://appshunter.io/developer/967238642) | [Xeniya Bykhova](https://appshunter.io/developer/1787778807) |

## What reviewers say

### SIGMA Clermont

[App page](https://appshunter.io/ios/app/sigma-clermont/id1504916771)

**Features:** macOS Compatibility

**In-app purchases:** none


### Poem Learner

[App page](https://appshunter.io/ios/app/poem-learner-by-ns-apps/id6759861759)

**In-app purchases:** none


## Frequently asked questions

### Is SIGMA Clermont free?

SIGMA Clermont is free to download, with no in-app purchases.

### Is Poem Learner free?

Poem Learner is free to download, with no in-app purchases.

### Do SIGMA Clermont or Poem Learner have ads?

Neither SIGMA Clermont nor Poem Learner shows ads.

### Which is updated more often, SIGMA Clermont or Poem Learner?

SIGMA Clermont ships an update every 10 months, and Poem Learner every 2 months. Most recently, SIGMA Clermont was updated on October 25, 2026 and Poem Learner on October 31, 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.*