Hello vs Addition Algorithms
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hello
This app provides access to comprehensive language learning courses, including conversational lessons and vocabulary exercises. It utilizes a unique mobile immersion methodology to help users learn quickly and effectively across 13 languages. Access your courses on any mobile device or the web.
- Conversational lessons
- Vocabulary exercises
- 13 languages available
- Mobile and web access
- Mobile Immersion methodology
- Interactive animations
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ATTENTION: Hello-Hello Complete is a free download exclusively to Hello-Hello subscribers to access the content from their mobile devices. Only Hello-Hello subscribers have access to our courses from this app. Hello-Hello Complete offers: Conversational Course: 30 conversational lessons based on real-life situations that will enable you to start communicating effectively from Lesson 1! Vocabulary: More then 1,000 vocabulary words with exercises to practice all skills you need: Read, Write, Speak, Listen! Access to both courses in 13 Languages: Spanish, English, French, Italian, German, Dutch, Portuguese, Hungarian, Chinese, Japanese, Russian, Indonesian and Hindi. Access to your courses from any mobile device and from the Web! Unique Mobile Immersion methodology developed in collaboration with The American Council on the Teaching of Foreign Languages - ACTFL LEARN FAST! Put your new language to use today! With Hello-Hello you can learn fast because it is: CONVENIENT: learn from your mobile device anytime, anywhere. EFFECTIVE: research-based innovative mobile immersion methodology that develops all skills you need at your own pace. RELEVANT: learn to communicate about real world topics. FUN: animated videos and interactive exercises. UNIQUE MOBILE IMMERSIONTM Hello-Hello’s innovative Mobile ImmersionTM methodology engages and encourages learners of all ages to acquire usable language skills quickly! Mobile ImmersionTM creates a unique VIRTUAL environment that GUIDES the learner VISUALLY to develop FUNCTIONAL language skills. Mobile Immersion is: VIRTUAL: Creates real-world animated situations in the new language. GUIDED: Builds new vocabulary and phrases to develop language skills. VISUAL: Conveys meaning with animation and game-like activities FUNCTIONAL: Develops the foundation for learners to put their new language skills to use in the real-world fast. ________________________________________________________________________ App features: 2 COURSES: Conversational and Vocabulary 13 LANGUAGES: All languages included: Spanish, English, French, Italian, German, Chinese, Japanese, Russian, Portuguese, Dutch, Hungarian, Hindi and Indonesian . WORKS ON ALL DEVICES: Access the course from any mobile device & on the Web. RESEARCH-BASED METHODOLOGY: Developed in collaboration with ACTFL - The American Council on the Teaching of Foreign Languages, which is the largest and most respected association for language teachers and professionals. ACTFL's proficiency guidelines are followed by all major schools and universities in the U.S. LEARN TO COMMUNICATE: Learn to communicate effectively from LESSON 1! Hello-Hello offers 30 conversational lessons based on real-life situations rather then a collection of out-of-context words and phrases. INTERACTIVE ANIMATIONS AND COMIC STRIPS: Beautiful, fun animated lessons! Meet Paul, Mark and Ann! Follow them on a trip and have fun learning! PRACTICE ALL SKILLS: Games and exercises to practice Speaking, Writing, Reading and Listening skills! VOCABULARY BUILDING: Practice vocabulary with our innovative “Build Your Vocabulary” exercise where you can practice vocabulary in the context of a dialogue. Receive “WORD OF THE DAY” notifications to help you memorizing throughout the day. Practice individual words with our Basic Course featuring 7 different modules for learning. NOTES: Save your own notes from within the lessons to review later! LESSON REMINDERS: Don't worry about remembering to study. We will do that for you! TRACK YOUR PROGRESS: Track your lesson and course progress. USER-FRIENDLY INTERFACE: Intuitive interface with beautifully designed graphics.
Addition Algorithms
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The Addition Algorithms app introduces students to a research based approach to solving addition problems. It steps students through the two different procedures for adding multi-digit numbers This app challenges the player to find the answer to a multi-digit addition problems. Completing the activities involves placing digits into the cells of a grid showing the steps of the selected algorithm. The Addition Algorithms app is designed to be a quick math exercise that teachers can use to provide practice in problem solving. Special sound effects make the game fun to use and the interactive design facilitate problem solving strategies.
Screenshots
Verdict
The clearest difference is price: Hello at Free against Addition Algorithms's $0.99. Hello also leads on update cadence (every 5 months vs every 18 months). On ads, in-app purchases, device support and iOS requirement 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
Hello is free to download; Addition Algorithms costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Hello ships an update every 5 months, Addition Algorithms every 18 months. The most recent releases landed on July 17, 2026 and September 15, 2026 respectively.
| Parameter | Hello | Addition Algorithms |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 3.7 (61 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 61 — better | — |
| Update frequency | Every 5 months — better | Every 18 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPad, Mac |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 285 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Hello-Hello LLC | Ventura Educational Systems |
In-app purchases
Hello
No in-app purchases
Addition Algorithms
No in-app purchases
Questions
Is Hello free?
Is Addition Algorithms free?
Do Hello or Addition Algorithms have ads?
Which is updated more often, Hello or Addition Algorithms?
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