KOOLTONG vs Document Directory
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KOOLTONG
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Kooltong – Learn everything about Korea! You will never find anything like Kooltong if you have great interest in Korea. Are you a fan of BTS? Or just a fan of the Korean language or Korean culture? Then the solution for you is Kooltong! With Kooltong, you can learn 5 things! ▷ Learn how to speak Korean! You will be surprised at just how easy it is to speak Korean! We will prove it to you! ▷ Learn how to cook Korean food! Do you like Korean food? Now you can make it yourself! We will teach you! ▷ Learn about and watch delicious Korean restaurants! If you want to lose weight, please do not watch. The delicious Korean restaurants will drive you crazy! ▷ Learn and watch Korean cities! You will be mesmerized and will want to visit Korea after watching our videos! ▷ Learn the history of K-Pop! We will take you to the many K-Pop places as closely as possible! Our greatest confidence is that you will be able to speak Korean very well through our Kooltong system! ▷ Would you like more information? Please visit us at http://kooltong.com We would love to hear from you concerning any questions you may have. Please send us an email at kooltongkorea@gmail.com Thank you for visiting our Kooltong application. Have a great day! This app According to standard Apple EULA https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Document Directory
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An Health & Safety Document Directory that alleviates the need for you or your staff to carry a folder with all your Risk Assessments, Method Statements, COSHH Assessments, Product Data Safety Sheets and many more. With this application it's all in one convenient place and updates become available to all your users as soon as they're available. Register for a directory and we can provide a custom built folder library tailored to you exact needs.
Screenshots
Verdict
The clearest difference is in-app purchases: Document Directory at none against KOOLTONG's 7. KOOLTONG's advantage is update cadence (every 6 days vs fortnightly). On price, ads, device support and iOS requirement 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
Both are free to download. KOOLTONG sells 7 in-app purchases, starting at $3.99 per month. Document Directory asks for nothing beyond the download.
KOOLTONG ships an update every 6 days, Document Directory fortnightly. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.
| Parameter | KOOLTONG | Document Directory |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 57 MB | 30 MB |
| Age rating | 4+ | 12+ |
| Developer | Wonogong Inc. | Pearl IT Systems (UK) Limited |
In-app purchases
KOOLTONG
- Kooltong Unlimited3 Days trial$3.991 Month
- Kootong Unlimited 6 months3 Days trial$8.996 Months
- 50 COINS$2.99
- 300 COINS$6.99
- 1000 COINS$10.99
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- Unlimited 5 month$29.99
- 3000 COINS$39.99
Document Directory
No in-app purchases
Questions
Is KOOLTONG free?
Is Document Directory free?
Do KOOLTONG or Document Directory have ads?
Which is updated more often, KOOLTONG or Document Directory?
Other comparisons
