Comparison

Sum AI vs Infinity Transcribe Recorder

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

Head to head
About

Sum AI

This app converts audio and video recordings into text transcriptions and concise summaries. It leverages advanced AI to extract key points and actionable items, saving users time on manual note-taking and review. Ideal for students, professionals, and content creators needing to quickly process spoken information.

Highlights
  • GPT-powered audio/video to text conversion
  • Quick summarizing
  • Transcribe YouTube links
  • Extract key points and tasks
  • Fast, shareable transcripts
  • User-friendly interface
Features
Read full description

Experience the future of digital assistance with the Summarizer: an AI transcript and summarizing tool, your go-to app for turning audio and video into text, transcribing with precision, and summarizing recordings. Whether it's lectures, meetings, or YouTube content, our app delivers clear, concise transcriptions and summaries swiftly. Using cutting-edge GPT technology, the Summarizer transforms speech into structured text, offering a digestible summary that captures key points and saves you hours of playback time. This tool is invaluable for learners, professionals, project managers and podcasters, who need to extract important information without the tedium of manual transcription and summarisation.. Forget about the frustration of rewinding and pausing—upload or link your audio/video, and our app provides a written version in minutes.  What's more, it identifies actionable items, streamlining your workflow and ensuring you never miss a task. Key Features: - Advanced GPT-powered audio and video to text conversion. - Quick summarizing for efficient understanding. - Seamless transcribing of video and audio recordings, including YouTube clips, through the link. - Intelligent extraction of key points and tasks. - Fast, shareable transcripts perfect for collaboration. - User-friendly interface for uploading and linking files directly. Summariser not only simplifies your workload but also elevates your productivity. It’s more than a transcription app — it’s your personal AI summarizer, ready to enhance how you work and learn. Download now and revolutionize your information management! Terms of Use: https://zipoapps.com/sumaiios/terms Privacy Policy: https://zipoapps.com/sumaiios/privacy

About

Infinity Transcribe Recorder

This app offers unlimited voice-to-text transcription for free, powered by AI. It prioritizes high-quality, readable transcripts, battery efficiency, and easy sharing. An optional subscription removes ads and unlocks advanced features like file import and speaker identification.

Highlights
  • Unlimited free transcription
  • High-quality AI conversion
  • Battery-efficient design
  • Easy sharing options
  • Custom vocabulary support
  • Safe transcript backups
  • Import audio files (Premium)
  • Speaker diarization (Premium)
Features
Read full description

Infinity Transcribe – Unlimited Free Transcription Transcribe without limits, for free, with Infinity Transcribe. Thanks to ultra-low-cost AI transcription technology and the fact that this app is built by an indie developer (no big overhead costs!), we can provide unlimited transcription for free. The app is supported by ads, making it a sustainable service you can rely on. Prefer an ad-free experience? A subscription unlocks even more: Remove all ads Import audio files directly Smart AI conversion tools Speaker diarization (who said what) Why Infinity Transcribe? High-quality transcription Even though it’s free, accuracy and readability are top priorities. Transcripts are formatted with smart line breaks for easy reading. Battery-friendly Some apps overwork your phone and drain the battery. Infinity Transcribe is optimized to run efficiently without overheating your device. Easy sharing Copy your transcript with a tap, or quickly share it to other apps. Designed to integrate seamlessly into your workflow. Custom vocabulary Improve accuracy by adding uncommon or specialized words to your personal word list. Safe backups Switching to a new device? Your transcripts can be backed up and transferred, so you’ll never lose your data. Notice: Starting June 1, 2026, standard transcription on the free plan will be limited to 3 uses per month. Premium users can continue using standard transcription without monthly limits.

Screenshots

Sum AI4 screens
Infinity Transcribe Recorder4 screens

Verdict

The call

The clearest difference is rating: Infinity Transcribe Recorder at 5.0 against Sum AI's 4.5. Infinity Transcribe Recorder also leads on monetization model (ad-supported vs free with in-app purchases). Sum AI's advantage is ratings volume (1.7K vs 4). On price, update cadence, ads and in-app purchases 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. Sum AI sells 9 in-app purchases, starting at $4.99 per 7 days and Infinity Transcribe Recorder sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Infinity Transcribe Recorder holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Sum AI has 1.7K ratings behind it against 4, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 12, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Sum AI versus Infinity Transcribe Recorder: the parameters behind the verdict, then further details
ParameterSum AIInfinity Transcribe Recorder
PriceFreeFree
Rating4.5 (1.7K ratings)5.0 (4 ratings) — better
Positive reviews76.4% of reviews—
Number of ratings1.7K — better4
Update frequencyEvery 3 weeksEvery 3 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better17.2
Further details — not scored
Size190 MB69 MB
Age rating4+17+
DeveloperZipoAppsHaruki Kurosawa

Customer experience

Sum AI

All ratings1,671 ratings
Positive85.5%
Neutral5.6%
Negative9.0%
Written reviews868 reviews
Positive76.4%
Neutral8.5%
Negative15.1%

Infinity Transcribe Recorder

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Sum AI

Reported bugs

4 issues
  • Recordings being lost or not transcribed
  • Transcription errors and inaccuracies
  • Freezing and crashing issues
  • Subscription cancellation problems

Requested features

4 requests
  • Real-time transcription capability
  • Ability to save and access past recordings
  • More affordable pricing options
  • Improved user interface and navigation

Infinity Transcribe Recorder

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Sum AI

Subscriptions9
  • Summarizer: AI Trascript Tool$4.997 Days
  • Unlimited Access3 Days trial$5.997 Days
  • Summarizer Pro$5.997 Days
Show 6 more
  • Summarizer Pro3 Days trial$5.997 Days
  • Summarizer Pro$9.997 Days
  • Transcribe video. Summarizer3 Days trial$9.997 Days
  • Summarizer: AI Trascript Tool2 variants$14.991 Month
  • Summarizer: AI Transcript tool$19.991 Month
  • Summarizer: AI transcript tool$99.991 Year
2 purchases

Infinity Transcribe Recorder

Subscriptions2
  • Monthly Premium$7.991 Month
  • Annual Premium$59.991 Year

Questions

Is Sum AI free?
Sum AI is free to download, with in-app purchases available.
Is Infinity Transcribe Recorder free?
Infinity Transcribe Recorder is free to download, with in-app purchases available.
Which has better reviews, Sum AI or Infinity Transcribe Recorder?
Infinity Transcribe Recorder is rated higher. Sum AI averages 4.5 out of 5 from 1.7K ratings, while Infinity Transcribe Recorder averages 5.0 from 4 ratings.
Do Sum AI or Infinity Transcribe Recorder have ads?
Both Sum AI and Infinity Transcribe Recorder show ads.
Which is updated more often, Sum AI or Infinity Transcribe Recorder?
Sum AI ships an update every 3 weeks, and Infinity Transcribe Recorder every 3 weeks. Most recently, Sum AI was updated on November 12, 2026 and Infinity Transcribe Recorder on October 30, 2026.

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