Adding Eggs vs Science
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Adding Eggs
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Adding Eggs app teaches kids the sum of counts mathematic concept which helps the kids to understand The decimal numeral system through moving the eggs, align with the eggs at 10 per row. With moving the egg to understand the dismantling of the figures, for example: the number 5 can be split into the sum of two numbers - 3 and 2 or 1 and 4. In addition, you can click on the egg and count to see the number of eggs, the egg will appear different egg animals, ex. penguins, birds, platypus. This app provides six different grades from easy to hard levels - 10, 20, 30, 40, 50, 60 and each level use the number of grade for sum of count. For example, when you select level 60, the maximum of number does not exceed 60 for sum of count pratice. PARENT/PRIVACY NOTICE: Our apps: -Do not include analytics -Do not collect or share any personal data -Do not contain in App Purchases for additional content -Do not contain ads -Do not contain Social Network Integration
Science
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Take a REAL 3D Solar System tour: - Solar System Preview 3D - Solar System Walk 3D 3D TV and 3D glasses requires. Turn on your TV Side-by-Side mode to see 3D! Live 3D solar system model lets see how the Planets revolve around the Sun. Every movement is based on real speed. Every planet has extensive information: mass, radius, orbital velocity , temperature range and basic information.
Verdict
Adding Eggs and Science 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
Adding Eggs costs $0.99 and Science $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Adding Eggs ships an update every 31 months, Science every 27 months. The most recent releases landed on May 16, 2026 and September 15, 2026 respectively.
| Parameter | Adding Eggs | Science |
|---|---|---|
| Price | $0.99 | $0.99 |
| Update frequency | Every 31 months | Every 27 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPad | Apple TV |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 7 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Red Hong | Illés László |
In-app purchases
Adding Eggs
No in-app purchases
Science
No in-app purchases



