Coordinate Challenge vs Subtraction with regrouping
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Coordinate Challenge
Learn and practice using the X/Y coordinate system with this engaging educational game. Compete against friends or challenge yourself in timed modes. It's a fun way to master mathematical concepts.
- X/Y coordinate system practice
- Timed challenges
- Multiplayer mode
- Solo play
- Equation solving
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Race the clock, or concentrate on the moves, against your friends or by yourself. So many ways to try on solve the equation, use the X/Y Coordinate system to have some fun while learning.
Subtraction with regrouping
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Subtraction with Eggs app provide the simplest way to learn subtraction by regrouping,it can help kids to know how to borrow in subtraction , this app use hatch out birds to help kids understand subtraction and this app dynamic to generate subtraction's questions, so you can get a lot of practice questions. There are 3 functions in this app: Function 1-> Subtract one-digit numbers - up to 10 Function 2->Subtract two-digit numbers - with regrouping Function 3->Subtraction practices game (Play it,tilt to move left or right.) The function 2 can help kids learn subtraction with regrouping more easy. For example: 82-27 =? you can follow the steps to do subtraction by regrouping: 1. 2 is less than 7, so we need to regroup 1 ten as 10 ones, drag 1 ten to ones’ box. 2. After regroup, there are 7 tens and 12 ones. 3. Click 7 eggs to hatch out 7 birds 4. Click 2 tens eggs to hatch out 20 birds 5. Check the remaining number of eggs, click the right answer's button It has 3 levels in the function 2,you can click the star button to switch levels: 1 star level : subtraction that don't need regrouping 2 stars level: 2 digits minus 1 digit and need regrouping 3 stars level: 2 digits minus 2 digits and need regrouping If you are interested in this app, you can watch the following video: https://www.youtube.com/watch?v=2MVMSE1kIyk As a MOMs with Apps member,we follow the "Know What's inside" best practices for kids' apps. http://momswithapps.com/
Verdict
Coordinate Challenge and Subtraction with regrouping are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Coordinate Challenge costs $0.99 and Subtraction with regrouping $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Coordinate Challenge ships an update every 39 months, Subtraction with regrouping every 41 months. The most recent releases landed on June 25, 2026 and October 19, 2026 respectively.
| Parameter | Coordinate Challenge | Subtraction with regrouping |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 39 months — better | Every 41 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPad | iPad |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 5 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Imagic Place | Red Hong |
In-app purchases
Coordinate Challenge
No in-app purchases
Subtraction with regrouping
No in-app purchases
Questions
Is Coordinate Challenge free?
Is Subtraction with regrouping free?
Do Coordinate Challenge or Subtraction with regrouping have ads?
Which is updated more often, Coordinate Challenge or Subtraction with regrouping?
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