# Oki vs Capitals

The clearest difference is in-app purchases: Capitals at none against Oki's 10. Capitals also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Oki sells 10 in-app purchases, starting at $1.00 per month. Capitals asks for nothing beyond the download.

Oki ships an update every 5 days, Capitals every 4 days. The most recent releases landed on September 29, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Oki | Capitals |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (387 ratings)](https://appshunter.io/ios/app/oki-language-learning/id6748310130/reviews)** | — |
| Number of ratings | **387** | — |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 93 MB | 206 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Alidar Kuchukov](https://appshunter.io/developer/1892225290) | [VSPOMNI, OOO](https://appshunter.io/developer/1708207647) |

## What reviewers say

### Oki

[App page](https://appshunter.io/ios/app/oki-language-learning/id6748310130)

Learn English with personalized lessons, speaking and writing practice, and detailed feedback from an AI coach. Create flashcards and track your progress across all language skills. This app offers a comprehensive approach to mastering English.

**Highlights:** Personalized lessons based on interests, Speaking and writing practice, Detailed feedback on mistakes, AI coach for real-time conversation, Flashcard creation, Progress tracking

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Oki Promotion Monthly | $1.00 | per month |
| Oki Premium 80% Off Discount | $1.99 | per month |
| Oki Premium 50% off Discount | $4.99 | per month |
| Oki Pro Monthly | $5.99 | per month |
| Oki Pro | $9.99 | per month |
| Aleem Monthly | $9.99 | per month |
| Oki Promotion Annual | $10.00 | per year |
| Oki Pro Annual | $29.99 | per year |
| Oki Annual | $88.00 | per year |
| Aleem Annual | $88.00 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Engaging learning experience
- 💡 Innovative AI-powered features
- 🔥 Effective for improving English skills

**What reviewers complain about**

- 🐛 Registration issues
- ⚠️ Limited functionality without registration

**Reported bugs**

- Registration process not working properly

**Requested features**

- Ability to register through third-party accounts
- More language learning options


### Capitals

[App page](https://appshunter.io/ios/app/capitals/id6780791813)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oki free?

Oki is free to download, with in-app purchases available.

### Is Capitals free?

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

### Do Oki or Capitals have ads?

Neither Oki nor Capitals shows ads.

### Which is updated more often, Oki or Capitals?

Oki ships an update every 5 days, and Capitals every 4 days. Most recently, Oki was updated on September 29, 2026 and Capitals on September 20, 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.*