# YDS / e vs Smartflow

The clearest difference is price: YDS / e at Free against Smartflow's $1.99. YDS / e also leads on iOS requirement (12.0 vs 16.6). Smartflow's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 7 months). On in-app purchases and device support there is nothing between them.

YDS / e is free to download; Smartflow costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

YDS / e ships an update every 7 months, Smartflow every 2 weeks. The most recent releases landed on October 9, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | YDS / e | Smartflow |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/yds-e-yds-ckms-sorular/id6447588739/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 22 MB | 17 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zafer Celik](https://appshunter.io/developer/1670006975) | [BRAINIFY YAPAY ZEKA SISTEMLERI YAZILIM ANONIM SIRKETI](https://appshunter.io/developer/1789612581) |

## What reviewers say

### YDS / e

[App page](https://appshunter.io/ios/app/yds-e-yds-ckms-sorular/id6447588739)

Practice with past exam questions for YDS, e-YDS, and YÖKDİL English tests. Develop strategic study plans, track your progress with performance analysis, and access questions anytime, anywhere.

**Highlights:** Past YDS, e-YDS, YÖKDİL English questions, Strategic study plans, Performance analysis, Progress tracking, Mobile access anytime, anywhere

**Features:** macOS Compatibility

**In-app purchases:** none


### Smartflow

[App page](https://appshunter.io/ios/app/smartflow/id6741867012)

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

**In-app purchases:** none


## Frequently asked questions

### Is YDS / e free?

YDS / e is free to download, with no in-app purchases.

### Is Smartflow free?

Smartflow costs $1.99, with no in-app purchases.

### Do YDS / e or Smartflow have ads?

YDS / e shows ads; Smartflow does not.

### Which is updated more often, YDS / e or Smartflow?

YDS / e ships an update every 7 months, and Smartflow every 2 weeks. Most recently, YDS / e was updated on October 9, 2026 and Smartflow on October 15, 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.*