Comparison

DCT Network vs Español21

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

DCT Network

Features

Read full description

Unlock the power of blockchain with our educational app! Our app offers a range of blockchain educational packages designed to provide you with the knowledge and skills you need to succeed in the world of blockchain. From the basics of blockchain technology to advanced concepts like smart contracts and decentralized applications, our app covers it all. With interactive lessons, quizzes, and real-world examples, you'll be able to master blockchain in no time. Download now and become a blockchain expert today!

About

Español21

Features

Read full description

Master Spanish in 21 days with Spanish21! Learn Spanish through a structured 21-day course designed for real-world conversations. Practice with speech recognition, track your progress, get advice from a teacher, and learn while driving your car. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

DCT Network1 screens

Español214 screens

Verdict

The call

The clearest difference is in-app purchases: DCT Network at none against Español21's 1. DCT Network also leads on iOS requirement (15.1 vs 17.6). Español21's advantage is update cadence (every 5 days vs fortnightly). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Español21 sells 1 one-off in-app purchase. DCT Network asks for nothing beyond the download.

UpkeepUpdate frequency

DCT Network ships an update fortnightly, Español21 every 5 days. Both last shipped on October 5, 2026.

Scorecard3 real differences · 3 level

DCT Network versus Español21: the parameters behind the verdict, then further details
Parameter	DCT Network	Español21
Price	Free	Free
Update frequency	Fortnightly	Every 5 days — better
Ads	No	No
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	15.1 — better	17.6
Further details — not scored
Size	70 MB	426 MB
Age rating	4+	4+
Developer	DCT Labs	OLE PETTER HAUGEN

In-app purchases

None

DCT Network

No in-app purchases

1 purchases

Español21

One-time1

Spanish21 Pro$19.99

Questions

Is DCT Network free?

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

Is Español21 free?

Español21 is free to download, with in-app purchases available.

Do DCT Network or Español21 have ads?

Neither DCT Network nor Español21 shows ads.

Which is updated more often, DCT Network or Español21?

DCT Network ships an update fortnightly, and Español21 every 5 days. Most recently, DCT Network was updated on October 5, 2026 and Español21 on October 5, 2026.