Slimy Words vs AlgoScope
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Slimy Words
This app helps children develop English speaking and language skills through interactive games and activities. It offers a fun and effective learning environment for kids, parents, and speech therapists, utilizing scientifically proven methods and positive reinforcement.
- Interactive games and activities
- Focus on English sounds and words
- Positive reinforcement and rewards
- Scientifically proven learning methods
- Content updated regularly
- Lesson plan scheduling
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Welcome to Slimy Words, the innovative mobile app designed to assist children in developing their English speech and language skills through engaging and playful activities. Tailored for children, parents, and speech therapy professionals, Slimy Words is the ideal tool for fostering English language learning and enhancing communication abilities. Who is Slimy Words For? ► Children: Slimy Words provides a fun and interactive environment where children can explore new English sounds and words, making the process of learning English enjoyable and effective. ► Parents: Are you looking for a safe, educational, and effective app for your child? Slimy Words uses scientifically proven methods to ensure a productive learning experience. ► Professionals: Speech therapists and educators can leverage Slimy Words as a valuable resource in their practice, using it to engage and motivate children during English speech development sessions. Our Goals: ► Interactive Learning: Slimy Words turns English language learning into an exciting adventure. Our games and activities are designed to capture children's interest and make learning fun. ► Skill Development: The app helps children practice new English sounds and words, improving their speaking skills in a supportive, educational environment. ► Positive Reinforcement: We use positive feedback to keep children motivated. Fun rewards and praise help them stay interested and keep improving. Start a journey to better English speech and language skills with Slimy Words. Download Slimys Words today and watch your child’s communication abilities flourish in a fun and educational setting. Let’s make learning English an enjoyable adventure! Our app contains following subscription options: - Weekly for $4.99 and monthly for $14.99*. - Payment will be charged to iTunes Account at confirmation of purchase. - Subscription automatically renews unless auto-renew is turned off at least 24-hours prior to the end of the current period. - The account is charged for renewal within 24-hours before the end of the current period. - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. - The cost of renewal is equal to the value that “Apple’s App Store Matrix” determines as the equivalent of the subscription price in $USD. - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication. - Unlimited access to our Premium features include: Continuously updated content with new words; All types of activities in the app; Scheduling of lessons plan. *Prices can be different in different countries according to what 'Apple’s App Store Matrix' determines as the equivalent of the subscription price in $USD. Privacy Policy: https://pxlnd.com/privacy.html Terms of Use: https://pxlnd.com/terms.html
AlgoScope
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AlgoScope is a visual lab for data structures and algorithms. Pick a lesson, press play, and watch the algorithm run one step at a time, then predict what happens next before it does. Every lesson is a simulation you control: play, pause, step forward and back, scrub the timeline, change the speed, and enter your own input to see how the algorithm handles it. Each step has a one-line explanation of what just happened and why. See it run Watch binary search narrow the range, merge sort split and merge, and a binary search tree change shape as you insert and delete keys. Every value, pointer and comparison is on screen. Interact Type your own array, choose your own target, insert your own keys. The animation is generated from your input, not played from a recording. Predict At key moments the lesson stops and asks what happens next. Answer, then watch. This is what turns watching into understanding. Understand Short explanations sit on the exact step that raised the question. There are no chapters to read first. What is inside Every topic is interactive, from the first array to network flow. Data structures: arrays, linked lists, stacks, queues, hash tables, binary search trees, AVL and red-black trees, heaps, tries, segment trees, Fenwick trees, disjoint sets. Sorting and searching: every classic sort from bubble to radix, binary search and its variants, order statistics. Graphs: BFS and DFS, Dijkstra, Bellman-Ford, Floyd-Warshall, Prim, Kruskal, topological sort, strongly connected components, bridges, max flow. Techniques: dynamic programming, greedy, divide and conquer, backtracking, recursion, sliding window, two pointers, bit manipulation, string algorithms, number theory, computational geometry. AlgoScope Pro Every lesson is free. Pro is one optional purchase in the app, and it adds three things: - Review queue: every predict-mode question you got wrong comes back until you get it right. - Readiness: a score for every topic, from your answers, weakest first. - Timed drills: the same lessons against a clock. Pro belongs to your account, so it follows you to your other devices and the website. Restore purchases is on the AlgoScope Pro screen in Settings. Made for studying - Every lesson works offline, because the lessons are on your device. - Every lesson works without an account, and there are no ads. - An optional free account, with Apple, Google or email, keeps your progress in step across your iPhone, iPad and the website. - iPhone and iPad layouts. - Dark theme, reduced motion, screen-reader labels on every element, and colours chosen to stay readable with colour-blindness. - Deterministic: the same input always produces the same steps, so a lesson can be repeated exactly. Who it is for Computer science students meeting data structures for the first time. Anyone preparing for a placement, an exam or a coding interview who wants to understand the algorithm rather than memorise the answer. Teachers who want a visualization that responds to the class's own examples. Privacy Without an account, nothing about you is sent to us. If the app crashes, a crash report goes to Google so it can be fixed: what failed, the device model and the app version. Usage sharing is off unless you turn it on in Settings. With an account, your progress, predict-mode answers and Pro purchase are saved to it so they follow you, and you can delete the account in Settings at any time. No ads, no advertising ID, no tracking. The full policy is linked on this page. If a lesson could be clearer, tell us through the support link.
Screenshots
Verdict
The clearest difference is ads: AlgoScope at none against Slimy Words's shown. Slimy Words's advantage is iOS requirement (15.0 vs 18.0). On price, update cadence, in-app purchases 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. Slimy Words sells 3 in-app purchases, starting at $14.99 per 7 days and AlgoScope sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Slimy Words ships an update every 6 weeks, AlgoScope monthly. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.
| Parameter | Slimy Words | AlgoScope |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 6 weeks | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 428 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Pixeland LLC | Nub Labs Private Limited |
In-app purchases
Slimy Words
- Full Access Weekly$14.997 Days
- Full Access Monthly$29.991 Month
- Full Access Annually$99.991 Year
AlgoScope
- AlgoScope Pro$6.99









