Calculate84
Research answer
What AppTrendKit can say about Calculate84 today
Calculate84 has no estimate-backed download or gross-consumer-spend figure that meets the public evidence contract yet.
Observed App Store metadata, chart positions, and history are shown below. Missing, non-finite, undefined-currency, or undefined-metric evidence stays missing rather than becoming zero.
Performance
Downloads, revenue and chart history
Estimates for the last 7D. Chart positions come from the App Store; downloads and revenue are AppTrendKit estimates, shown as a size band (for example 10K–50K) with a confidence level.
Estimated downloads · 30D
Upper limitUnder 10K
Below the top 100 in Education (US)
The app is not in its category's top 100, so it has less than the app ranked #100 there. We show this limit until we have enough data for an estimate.
Estimated App Store gross consumer spend · 30D
Upper limitUnder $50K
Below the top 100 in Education (US)
The app is not in its category's top 100, so it has less than the app ranked #100 there. We show this limit until we have enough data for an estimate.
History
Collected daily performance
No daily history yet.
Rank history
Chart positions
Lower rank is better. Only collected observations are shown.
- Free
- #88
- Paid
- —
- Grossing
- —
| Date | Free | Paid | Grossing |
|---|---|---|---|
| Sep 29, 2026 | #88 | — | — |
Coverage note
What the ranks mean
A missing rank is not treated as zero downloads or zero revenue. Apple chart feeds are bounded and may return censored or not-ranked observations outside the visible chart depth.
Read the methodApp Store search
Keywords Calculate84 ranks for
Observed positions in Apple's US search results, best first. Popularity is a 0–100 index, not a search count.
| Keyword | Position | Change | Popularity | Difficulty |
|---|---|---|---|---|
| calculator | #4 | new | 84 | 75 |
Storefront mix
Top countries by estimated contribution · 7D
Country figures cover the days we collected in each country, so they don't add up to the worldwide estimate. Each country shows when it was last updated.
Monetization
How the app makes money
These are listing and product observations. They are not company revenue, subscriber counts, or advertising revenue.
App details
Store metadata
- Version
- 3.0.4
- Released
- Aug 17, 2019
- Last updated
- Aug 31, 2026
- Content rating
- 12+
- Default storefront
- US
Public IAP observations
Validated in-app purchase prices
Only persisted rows with an explicit public publication boundary are shown. Missing price, currency, country, or date values stay unknown.
Listing detail
What the store says
Graphing made for iPhone Calculate84 brings the graphing calculator experience to iPhone with a fast, touch-friendly design. What you can do: • Plot and explore graphs with smooth touch controls • Find familiar calculator functions quickly • Scroll naturally through equations and results • Get clearer, more helpful error messages • Send feedback directly from the app Why we built Calculate84 We relied on graphing calculators ourselves and wanted an app that felt easier to use on a modern phone. Before launch, we worked with students to refine the experience, and we continue improving it based on user feedback. Send feedback Tap the red Feedback button in the app. Terms of Use (EULA): https://calculate84.com/terms-of-use
Publisher websiteStore creative
Screenshots
Competitive set
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How we estimate
Where every number comes from
App details: Apple iTunes Search API, updated Sep 28, 2026, 6:26 PM.
Rankings: collected chart positions from the listed storefront. Missing ranks are not zeros.
Economics: downloads and gross store consumer spend are estimated, not official Apple or publisher figures.
Model: Lineage not exposed by this aggregate.
Confidence: —; intervals widen when evidence or history is limited.
Last updated: Sep 29, 2026, 2:59 AM.
See how AppTrendKit separates observations, estimates, coverage, and confidence.
Open methodology