Subtraction School ! ! vs Studio 789
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Subtraction School ! !
Master subtraction with this educational app. It offers practice from single-digit to multi-digit problems, with guided tutorials and hints to help users learn step-by-step.
- 1 to 6 digit problems
- Random or custom problems
- Tutorial animation speed
- Step-by-step solution guide
- Hint button for guidance
- Help button for step completion
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Subtraction School ! ! is a great way to learn and practice subtraction. From simple 1-digit problems to more advanced multi-digit problems, Subtraction School ! ! will provide the user the necessary guidance and practice to master subtraction. Features of this version: 1) 1 to 6 digits 2) Random or custom user entered problems 3) Tutorial animation speed setting 4) "Play Tutorial" button to show the step by step solution for each problem 5) "Hint" button for instructional guidance on current step 6) "Help" button for automatic completion of current step If you like this app, please consider giving it a rating. Your support will help keep the updates coming! Thank you for your support!
Studio 789
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- Parent login to view their student's information - Renewal or special event reminder - Deliver message or notice to parent - Enrollment details and renewal history - Class schedule - School calendar - Photo sharing - School policy and information - School contacts and map - e-Receipt and e-Invoice - Online tuition payment - Membership function
Screenshots
Verdict
The clearest difference is price: Studio 789 at Free against Subtraction School ! !'s $4.99. Studio 789 also leads on iOS requirement (12.0 vs 15.0). Subtraction School ! !'s advantage is device support. On in-app purchases 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
Studio 789 is free to download; Subtraction School ! ! costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Subtraction School ! ! | Studio 789 |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 12 months | — |
| Ads | Yes | — |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | — |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 13 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Horizon Business, Inc. | Dreamware Limited |
In-app purchases
Subtraction School ! !
No in-app purchases
Studio 789
No in-app purchases
Questions
Is Subtraction School ! ! free?
Is Studio 789 free?
Other comparisons
