Comparison

Crescent Keys vs Screen2Speech

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

Head to head
About

Crescent Keys

Read full description

Jumpstart your notes with: - Video-timestamped notes - Multiple tags per note Never context-switch again, with the video and your notepad in the same space.

About

Screen2Speech

Convert PDF files and pasted text into spoken audio. Listen to documents, articles, or any text content with easy playback controls. The app continues reading even when you navigate away or switch apps.

Highlights
  • Convert PDF to audio
  • Paste text for audio output
  • Background audio playback
  • Pause and play audio
  • Supports numerous languages
  • No data storage
Features
Read full description

Screen2Speech is the easiest way to get spoken audio from PDF files and text. Paste a link to a PDF file, upload a PDF from your Files, or paste text in. Then let the app read to you. Screen2Speech lets you pause and play your audio content as you need to. Feel free to navigate away from the app; the app will keep talking to you! Tip: if your iPhone is connected over Bluetooth to, for example your Mac laptop, then you can copy on your laptop and paste it directly in the app. Rest assured that Screen2Speech does not store any of your data. Screen2Speech supports the following languages: Arabic, Bulgarian, Bengali, Czech, Danish, German, Greek, English (US), English (UK), Spanish, Estonian, Finnish, French, Hebrew, Hindi, Croatian, Hungarian, Indonesian, Italian, Japanese, Kazakh, Korean, Lithuanian, Latvian, Marathi, Malay, Burmese, Norwegian, Dutch, Punjabi, Polish, Portuguese, Romanian, Russian, Sindhi, Slovak, Slovenian, Serbian, Swedish, Swahili, Tamil, Telugu, Thai, Turkish, Ukrainian, Urdu, Vietnamese, Cantonese, Yiddish, and Chinese.

Screenshots

Crescent Keys3 screens
Screen2Speech1 screens

Verdict

The call

The clearest difference is update cadence: Crescent Keys at fortnightly against Screen2Speech's every 6 months. Crescent Keys also leads on iOS requirement (11.0 vs 16.4). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Crescent Keys ships an update fortnightly, Screen2Speech every 6 months. The most recent releases landed on September 15, 2026 and June 8, 2026 respectively.

Scorecard2 real differences · 8 level
Crescent Keys versus Screen2Speech: the parameters behind the verdict, then further details
ParameterCrescent KeysScreen2Speech
PriceFreeFree
Rating—5.0 (3 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—3 — better
Update frequencyFortnightly — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad
Requires iOS11.0 — better16.4
Further details — not scored
Size4 MB2 MB
Age rating9+4+
DeveloperQuoc Dat NguyenAnthony Klausing

In-app purchases

None

Crescent Keys

No in-app purchases

None

Screen2Speech

No in-app purchases

Questions

Is Crescent Keys free?
Crescent Keys is free to download, with no in-app purchases.
Is Screen2Speech free?
Screen2Speech is free to download, with no in-app purchases.
Do Crescent Keys or Screen2Speech have ads?
Neither Crescent Keys nor Screen2Speech shows ads.
Which is updated more often, Crescent Keys or Screen2Speech?
Crescent Keys ships an update fortnightly, and Screen2Speech every 6 months. Most recently, Crescent Keys was updated on September 15, 2026 and Screen2Speech on June 8, 2026.

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