# KlearEDU vs ISSEN

The clearest difference is update cadence: ISSEN at every 4 days against KlearEDU's every 10 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. KlearEDU sells 10 one-off in-app purchases and ISSEN sells 10 in-app purchases, starting at $20.49 per month. Whichever you choose, the download price is not the number that matters.

KlearEDU ships an update every 10 months, ISSEN every 4 days. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | KlearEDU | ISSEN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3.3K ratings)](https://appshunter.io/ios/app/issen-voice-tutor/id6739271539/reviews)** |
| Number of ratings | — | **3.3K** |
| Positive reviews | — | 77.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 146 MB | 134 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [Issen, Inc.](https://appshunter.io/developer/1784592932) |

## What reviewers say

### KlearEDU

[App page](https://appshunter.io/ios/app/klearedu/id6480199420)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AU | $34.99 | one-time |
| Package - AW | $39.99 | one-time |
| Package - AY | $39.99 | one-time |
| Package - AZ | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - BA | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BG | $49.99 | one-time |


### ISSEN

[App page](https://appshunter.io/ios/app/issen-voice-tutor/id6739271539)

Practice speaking a new language with an advanced AI voice tutor. Engage in realistic conversations, role-play scenarios, and receive personalized feedback to improve fluency. Choose from various accents and customize your learning experience for effective language acquisition.

**Highlights:** Real-time human-like voice conversations, Over 50 languages supported, Customizable AI tutor accents and personalities, Personalized curriculum for learning goals, Grammar lessons and vocabulary review, Translation and shadowing drills, Spaced repetition flashcard system

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ISSEN Monthly Subscription | $20.49 | per month |
| ISSEN Monthly Subscription | $29.00 | per month |
| ISSEN Monthly Subscription B | $39.00 | per month |
| ISSEN 6-Month Subscription | $79.90 | per 6 months |
| ISSEN Six Month Subscription C | $89.00 | per 6 months |
| ISSEN 6-Month Subscription | $113.99 | per 6 months |
| ISSEN 12 Month Subscription | $139.00 | per year |
| ISSEN Twelve Month Subscription B | $149.00 | per year |
| ISSEN 12 Month Subscription | $199.00 | per year |
| ISSEN Lifetime | $349.00 | one-time |


## Frequently asked questions

### Is KlearEDU free?

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

### Is ISSEN free?

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

### Do KlearEDU or ISSEN have ads?

Neither KlearEDU nor ISSEN shows ads.

### Which is updated more often, KlearEDU or ISSEN?

KlearEDU ships an update every 10 months, and ISSEN every 4 days. Most recently, KlearEDU was updated on November 4, 2026 and ISSEN on November 8, 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.*