# Context vs EraVoyage（时序天穹）

The clearest difference is iOS requirement: EraVoyage（时序天穹） at 12.0 against Context's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Context sells 2 in-app purchases, starting at $9.99 per month and EraVoyage（时序天穹） sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Context ships an update every 6 days, EraVoyage（时序天穹） weekly. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Context | EraVoyage（时序天穹） |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (13 ratings)](https://appshunter.io/ios/app/context-ai/id6667098561/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 57 MB | 109 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Chengdu Visionary Co., Ltd.](https://appshunter.io/developer/1538156488) | [时空奇遇](https://appshunter.io/developer/1824448602) |

## What reviewers say

### Context

[App page](https://appshunter.io/ios/app/context-ai/id6667098561)

This AI-powered tool helps you learn English naturally through context. It focuses on acquiring vocabulary and phrases from your own reading, offering AI-assisted explanations for grammar and word meanings. The app aims to make learning more engaging and effective by integrating with your personal learning notes.

**Highlights:** AI-powered vocabulary acquisition, Contextual word explanations, AI-assisted grammar analysis, DeepListen audio review, Import web links, text, and EPUB, Personalized learning notes management, Flashcard-style word review

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus 月度 | $9.99 | per month |
| Plus 年度 | $39.99 | per year |


### EraVoyage（时序天穹）

[App page](https://appshunter.io/ios/app/eravoyage/id6748140222)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| coin | $0.99 | one-time |
| power | $0.99 | one-time |


## Frequently asked questions

### Is Context free?

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

### Is EraVoyage（时序天穹） free?

EraVoyage（时序天穹） is free to download, with in-app purchases available.

### Do Context or EraVoyage（时序天穹） have ads?

Neither Context nor EraVoyage（时序天穹） shows ads.

### Which is updated more often, Context or EraVoyage（时序天穹）?

Context ships an update every 6 days, and EraVoyage（时序天穹） weekly. Most recently, Context was updated on October 24, 2026 and EraVoyage（时序天穹） on October 17, 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.*