SDTSI vs STSK9
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SDTSI
Learn to train your own service dog with comprehensive distance education. This app offers resources and guidance for individuals seeking to certify their canine companions.
- Service dog distance training
- Train your own dog
- Certification resources
- Educational content
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At ServiceDog Training School International, we provide service dog distance training for individuals who want to train their own dogs as service dogs.
STSK9
Access specialized online dog training courses and all your training videos in one convenient app. Receive updates and easily find your favorite content.
- Online dog training courses
- Access all training videos
- Push notifications for updates
- Password-free video access
- Save favorite posts
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STSK9 is a new-age dog training system offering specialized online dog training courses. Inside the STSK9 app, you can: Access all of your videos in one easy to use app Receive push notifications with the latest news and updates Access to all of your videos without having to remember your password Save your favorite posts so you can quickly find them later END USER LICENSE AGREEMENT https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: STSK9 at 100% against SDTSI's 33%. STSK9 also leads on rating (5.0 vs 3.9). SDTSI's advantage is in-app purchases (none vs 1) and ratings volume (47 vs 8). On price, update cadence, 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
Both are free to download. STSK9 sells 1 one-off in-app purchase. SDTSI asks for nothing beyond the download.
STSK9 holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: SDTSI has 47 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 33% of SDTSI's written reviews are positive against 100% of STSK9's.
SDTSI ships an update monthly, STSK9 every 2 weeks. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.
| Parameter | SDTSI | STSK9 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (47 ratings) | 5.0 (8 ratings) — better |
| Positive reviews | 33.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 47 — better | 8 |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.5 — better | 16.6 |
| Further details — not scored | ||
| Size | 17 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Neptune Media International CO., LIMITED | STSK9 |
Customer experience
SDTSI
STSK9
In-app purchases
SDTSI
No in-app purchases
STSK9
- Puppy University Program$299.00
