Formalize vs ASR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Formalize
Type mathematical equations and symbols directly on your iPhone or iPad. This keyboard extension offers intuitive one-handed access to over 100 symbols, producing professionally typeset formulas. Easily export your creations as PNG or TeX to use in any app.
- Mathematical keyboard extension
- Over 100 symbols
- One-handed operation
- Professionally typeset formulas
- PNG export
- TeX export
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Do you wish you could properly type math on your iPhone or iPad? With Formalize, you can! Formalize is a keyboard extension for mathematical content. It provides intuitive one-handed access to more than 100 symbols and produces professionally typeset formulas. Easily convert your formulas to PNG or TeX and insert them anywhere, in any app!
ASR
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Using Speech and Whisper AI Models to transcribe audio speech into text.
Screenshots
Verdict
The clearest difference is price: ASR at Free against Formalize's $1.99. ASR also leads on update cadence (every 4 weeks vs every 9 months). Formalize's advantage is iOS requirement (12.0 vs 16.0). On ads, 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
ASR is free to download; Formalize costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Formalize ships an update every 9 months, ASR every 4 weeks. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.
| Parameter | Formalize | ASR |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 2.6 (10 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 9 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 51 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Ben Hambrecht | Chung Kwan Chan |
In-app purchases
Formalize
No in-app purchases
ASR
No in-app purchases
