Comparison

Instant Reader vs ReadCast

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Instant Reader

Features
Read full description

This app allows users to work with selected text from PDF documents and web pages using customizable actions and parameters. Key Features & Use Cases Select any word or phrase in English or other languages and request a translation (e.g., Japanese, Chinese, etc.) Select a sentence and request a grammar breakdown or explanation Select a word to open its Wikipedia page for additional context Search images related to selected text using Google Image results Users can define and customize their own parameters to extend functionality and create personalized workflows. AI Integration The app supports connecting to external AI services to generate responses based on selected text. Supported Content: - PDF documents - TXT files - Web pages - Notes More content types and features are planned in future updates. Terms of use: https://app.notion.com/p/Instant-Reader-Terms-of-Use-35315d340c0580ef8459d581696c3e5e Policy: https://app.notion.com/p/Instant-Reader-Policy-34015d340c05800ea627e951926c33cd

About

ReadCast

Features
Read full description

ReadCast reads to you. Bring a PDF, an ebook, an article or your favorite newsletter, pick a voice, and press play. WHAT IT READS • PDF, EPUB and text files from Files • Any article link, shared from Safari or pasted in • Newsletters and blogs with a feed, refreshed each time you open them • Free books: public-domain classics and open-access novels on shelves that restock daily • Pasted text, like a long email or your study notes VOICES WITH CHARACTER Choose from 13 natural voices and give them a style: calm, warm, cheerful, a whisper, dramatic, even spooky. Hear a sample in your language before you pick. READ AND LISTEN Follow along as each word lights up while it is read, or put the phone away and just listen. Change the speed from 0.75x to 2x, keep your place in every book, and build a daily listening streak. PLANS Start free. Upgrade to Pro, Premium or Max for more listening hours each month. Terms of Use: https://readcast.cc/terms

Screenshots

Instant Reader4 screens
ReadCast4 screens

Verdict

The call

The clearest difference is update cadence: Instant Reader at every 2 weeks against ReadCast's every 3 weeks. On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Instant Reader sells 1 in-app purchase, starting at $2.99 per month and ReadCast sells 6 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Instant Reader ships an update every 2 weeks, ReadCast every 3 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 7 level
Instant Reader versus ReadCast: the parameters behind the verdict, then further details
ParameterInstant ReaderReadCast
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.4 — better
Further details — not scored
Size3 MB59 MB
Age rating17+4+
DeveloperRoman VygnichDevLab Spa

In-app purchases

1 purchases

Instant Reader

Subscriptions1
  • Unlimited Actions$2.991 Month
6 purchases

ReadCast

Subscriptions6
  • Pro3 Days trial$9.991 Month
  • Premium3 Days trial$19.991 Month
  • Max Monthly3 Days trial$29.991 Month
Show 3 more
  • Pro Annual7 Days trial$99.991 Year
  • Premium Annual7 Days trial$199.991 Year
  • Max Annual7 Days trial$279.991 Year

Questions

Is Instant Reader free?
Instant Reader is free to download, with in-app purchases available.
Is ReadCast free?
ReadCast is free to download, with in-app purchases available.
Do Instant Reader or ReadCast have ads?
Neither Instant Reader nor ReadCast shows ads.
Which is updated more often, Instant Reader or ReadCast?
Instant Reader ships an update every 2 weeks, and ReadCast every 3 weeks. Most recently, Instant Reader was updated on October 25, 2026 and ReadCast on October 31, 2026.

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