Money Matrix (US Currency) vs Pre
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Money Matrix (US Currency)
This educational app teaches children about US currency, including coins and bills. It offers interactive features like rotating images and audio pronunciation, with customizable display options for names and values.
- Introduces US coins and bills
- Interactive coin/bill rotation
- Audio pronunciation of currency
- Customizable display of name/value
- Auto-play mode for passive learning
- Option to show only coins or bills
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US Money Coins and Bills - This program introduces American coins and bills to the student.This teaching program aimed at autistic, learning disabled, and young mainstream children. Here, all four coins (penny, nickel, dime, and quarter) and six bills ($1, $5, $10, $20, $50 and $100) appear in a row on the screen. When the user touches the picture of a coin or bill, another picture of the coin or bill appears above the row on the screen. The picture of the coin or bill rotates so that both the front and back can be seen. Turn on the “Auto Play" in the setting to run the “Money Matrix" program automatically; the student can just sit back and watch. To stop the automatic run, turn off the "Auto Play." Sound This option is selected by default. When this is on, the program pronounces the name of the coin or bill. If it is off, it doesn't say the name. Descriptive This option is selected by default. When this is on, sentences appear under the picture, giving the name and value of the coin or bill shown in the picture. Coins and Bills This option is selected by default. When this box is checked, both coins and bills will appear in the matrix. Coins If the “Coins" box is checked only coins will appear in the matrix. Bills If the “Bills" box is checked only bills will appear in the matrix. Name and Value This option is selected by default. When this box is checked, both the name and the value of the coin or bill will appear under the picture. Name When this box is checked, only the name of the coin or bill will appear under the picture. Value When this box is checked, only the value of the coin or bill will appear under the picture.
Pre
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Our Pre-coding Penguins App is available as a multi-platform resource, which means that you can enjoy this exciting software on your favourite device! Simply use your licence to activate the app on your iPad(s) and/or computer(s). These delightful penguins will help develop skills necessary for children to be effective coders. In a suite of games, the penguins can be matched to each other, sorted into sequences and guided through mazes. Each of these games develops specific thinking skills that will be of value when children begin to apply them to digital technology. These is also an interactive collection of fascinating facts to teach children more about the wonderful creatures that are penguins. Teacher options provide the facility to change modes, set the number of rounds and adjust the complexity. FEATURES * Match penguins like for like or to their opposite. * Complete penguin sequences of different length and complexity. * Guide a penguin through a maze step by step or by writing a complete sequence. * Use settings to manage the options available. * A Read Me file including ideas to develop pre-coding skills away from a screen. * No third-party advertising. * No in-app purchases. WHO IS YELLOW DOOR? We are a publisher offering a range of inspiring and innovative resources. From multisensory games to interactive software, we combine hands-on learning with open-ended technology to promote communication and language, collaborative play and creativity across the curriculum. Our aim is to produce resources that are appealing to small hands and curious minds, and that will help build an engaging, playful learning environment for all young children. CUT for US OTHER APPS FROM YELLOW DOOR Pre-Writing App Letter Recognition App Letter Formation App I-Spy Initial Sounds App Initial Sounds Bubble App Find the Rhyme App I’ve Got a Feeling App Number Formation App Come Alive Traditional Tales (6 individual apps) Come Alive Nursery Rhymes Come Alive Sound and Letters Come Alive Listening. REVIEW THE APP We would love to know what you think of our new app, so please leave a review!
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Verdict
The clearest difference is in-app purchases: Pre at none against Money Matrix (US Currency)'s 1. Pre also leads on iOS requirement (11.0 vs 15.6). Money Matrix (US Currency)'s advantage is update cadence (every 13 months vs every 41 months) and device support (3 vs 1). On price and ads 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. Money Matrix (US Currency) sells 1 one-off in-app purchase. Pre asks for nothing beyond the download.
Money Matrix (US Currency) ships an update every 13 months, Pre every 41 months. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.
| Parameter | Money Matrix (US Currency) | Pre |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 13 months — better | Every 41 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 15.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 88 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Blooming Kids Software LLC | Yellow Door Ltd |
In-app purchases
Money Matrix (US Currency)
- Money Matrix US$3.99
Pre
No in-app purchases
Questions
Is Money Matrix (US Currency) free?
Is Pre free?
Do Money Matrix (US Currency) or Pre have ads?
Which is updated more often, Money Matrix (US Currency) or Pre?
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