GraphPower vs Hologo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GraphPower
This educational tool empowers students to create various types of graphs, including bar, line, circle, and histograms. It allows for active learning by enabling users to input data, set scales, choose colors, and add titles and labels. A curriculum is also provided for teachers.
- Create bar, line, circle graphs, and histograms
- Input custom data and set scales
- Add graph titles, subtitles, and axis labels
- Generate hypothetical graphs and random data
- Save created graphs
- Includes K-8 curriculum with lesson ideas
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GraphPower provides teachers and parents with an educational tool for teaching data analysis and for developing skill in reading and interpreting graphs. Students can enter their own data and instantly see a graph by tapping an icon. When using GraphPower teachers will want to direct students to build bar graphs, line graphs, circle graphs, and histograms. Active learning begins by entering the data for the graph, setting an appropriate scale, choosing colors and other related activities to create a graph. Based on Common Core Standards GraphPower gives kids the power to build and save graphs on their iPads. A complete curriculum provides K-8 teachers with lesson ideas and a variety of projects. Types of Graphs •Bar Graphs •Line Graphs •Circle Graphs •Histograms Options to enter: •Graph Title •Graph Subtitle •y-axis Label •x-axis Label •Scale •Data for the Graph Statistical Topics: •Mean •Median •Mode •Range •Minimum •Maximum Fun Features: In addition to making their own graphs, while using GraphPower students can scroll through a set of icons and then tap the icon to automatically set up a hypothetical graph. Next, tap the dice to generate random numbers for the graph and edit the graph with a titles and labels.
Hologo
This app provides a safe AI learning companion for children. Kids can engage in natural conversations, ask questions, and explore concepts through augmented reality, fostering deeper understanding and curiosity across various subjects.
- Kid-safe conversational AI
- Immersive AR exploration
- Curiosity-driven learning
- Natural question-asking
- Visual understanding
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Hologo is a safe AI learning buddy designed just for kids. Children can talk to AI, ask questions naturally, and explore ideas through immersive AR — helping them truly understand, not just memorize. Built for families, Hologo turns screen time into meaningful learning by combining: • Kid-safe conversational AI • Visual, AR-powered understanding • Curiosity-driven learning across subjects AI comes first. AR brings it to life. Learning feels natural, confident, and fun.
Screenshots
Verdict
The clearest difference is price: Hologo at Free against GraphPower's $2.99. Hologo also leads on rating (4.4 vs 1.0) and review sentiment (61% vs 25%). GraphPower's advantage is in-app purchases (none vs 5). On ads 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
Hologo is free to download; GraphPower costs $2.99 up front. Hologo sells 4 in-app purchases, starting at $9.99 per month. GraphPower asks for nothing beyond the download.
Hologo holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: Hologo has 194 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 25% of GraphPower's written reviews are positive against 61% of Hologo's.
GraphPower ships an update every 6 months, Hologo monthly. The most recent releases landed on October 23, 2026 and October 20, 2026 respectively.
| Parameter | GraphPower | Hologo |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 1.0 (1 ratings) | 4.4 (194 ratings) — better |
| Positive reviews | 25.0% of reviews | 60.7% of reviews — better |
| Number of ratings | 1 | 194 — better |
| Update frequency | Every 6 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 40 MB | 319 MB |
| Age rating | 4+ | 4+ |
| Developer | Ventura Educational Systems | Hologo World, Inc |
Customer experience
GraphPower
Hologo
Bugs and requests
GraphPower
Not enough reviews yet to summarise bugs or requests.
Hologo
Reported bugs
4 issues- Downloading issues
- Crashes on launch
- Doesn't load past country/language selection
- Models and features don't work as expected
Requested features
4 requests- Add more topics like psychology, astronomy, etc.
- Improve stability and reduce crashes
- Add support for more languages
- Provide pricing information upfront
In-app purchases
GraphPower
No in-app purchases
Hologo
- Premium Student Access2 variants$9.991 Month
- Premium Teacher Subscription$9.991 Month
- Student Subscription$9.99
- Teacher Subscription$9.99
Questions
Is GraphPower free?
Is Hologo free?
Which has better reviews, GraphPower or Hologo?
Do GraphPower or Hologo have ads?
Which is updated more often, GraphPower or Hologo?
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