PhysKey Custom vs iFlickMath
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
PhysKey Custom
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A custom keyboard built for science and math enthusiasts. Say goodbye to the hassle of symbol input and streamline your typing on mobile. Features Type Greek letters (Ξ±, Ξ², Ξ³...) directly from the key layout Access frequently used physical constants and units in one tap Full coverage of math symbols (β«, Ξ£, β...) Works in every app β notes, social media, and more Perfect for writing science reports, logging experimental data, or chatting while studying. No more typing out "alpha" and hunting through conversion suggestions. Give PhysKey a try β simple, intuitive, and built for the way you think.
iFlickMath
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iFlickMath is a flick keyboard built for typing math fast β right on your phone. β FLICK INPUT Flick each key up, down, left, or right to enter powers, roots, fractions, Greek letters and more β no digging through menus. β TWO OUTPUT STYLES - TEXT: clean, readable symbols (Ο, β«, β) for notes and messaging - STACK: code for online math-assessment systems (%pi, sqrt, int) β ideal for STACK / Maxima-based e-learning and grading β MATH FIELD Turn on Formula mode to see your expression typeset as you build it. Move the cursor anywhere in the rendered formula, edit in place, then insert clean STACK code with one tap. β CUSTOM KEYBOARDS Design up to five of your own layouts, share them with the community, and download layouts other users have posted. Free, supported by ads.
Screenshots
Verdict
The clearest difference is in-app purchases: PhysKey Custom at none against iFlickMath's 1. iFlickMath's advantage is update cadence (every 6 days vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. iFlickMath sells 1 one-off in-app purchase. PhysKey Custom asks for nothing beyond the download.
PhysKey Custom ships an update every 4 months, iFlickMath every 6 days. The most recent releases landed on September 19, 2026 and September 20, 2026 respectively.
| Parameter | PhysKey Custom | iFlickMath |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 6 days β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 | 16.0 |
| Further details β not scored | ||
| Size | 5 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Ryosuke Asano | ASAHI TAKATSUKA |
In-app purchases
PhysKey Custom
No in-app purchases
iFlickMath
- γ«γΉγΏγ 5γΉγγγθ§£ζΎ$1.99





