Envision AI vs Checktac
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Envision AI
This app uses AI and OCR to read text, describe surroundings, and identify objects for users who are blind or have low vision. It offers features like instant text reading in multiple languages, document scanning, scene description, and object detection to promote independence.
- Instant text reading in 60+ languages
- Audio-guided document scanning
- Scene and object description
- Barcode scanning for product info
- People and object detection
- Image and PDF description
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Envision is the fastest, most reliable and award-winning OCR app that speaks out the visual world, helping people who are blind or have low vision lead more independent lives. Envision is developed for and together with the blind and low vision community. The app is simple, gets things done and brings the best assistive experience to blind and low vision users. Simply use your phone camera to scan any piece of text, your surroundings, objects, people or products and everything will be read out to you thanks to Envision’s smart artificial intelligence (AI) and Optical Character Recognition (OCR). _____________________ What Envision users say about the app: “Easy going text recognition. Text recognition is outstanding. Good for independence. Ease of use is immaculate” - Noahis from Australia “Amazing. I love it. I'm blind and I love how easy it is to use. Amazing job!!!!” - Matt from Canada ___________________ With full talkback support, Envision enables you to: Read all kinds of text: • Instantly read any piece of text in over 60 different languages. • Easily scan your paper documents (single or multiple pages) with the help of audio-guided edge detection. All content is spoken back to you and is ready for export and edit. • Import PDFs and images to get a description of the image and recognition of all the text within it. • Quickly read handwritten postcards, letters, lists and other paperwork. Know what's around you: • Effortlessly describe visual scenes around you. • Detect colour on your clothes, walls, books, you name it. • Swiftly scan barcodes to get extensive information about the products. Find what you're looking for: • Find people around you; the names of your family and friends are spoken out whenever they are in the frame. • Find objects around you; selecting common objects from the in-app list to find them. Share: • Share images or documents from your phone or other apps like Twitter or WhatsApp by selecting Envision from the share sheet. Envision can then read and describe those images for you. ___________________ Feedback, questions or feature requests? We welcome everyone to provide their feedback about the Envision app, as we’re constantly improving. Please email us at support@LetsEnvision.com. ___________________ Please read our Terms of Use & Privacy Policy: https://www.LetsEnvision.com/terms If you're still reading all the way down here, we'd like to thank you for your diligence, attention to detail and general commitment to finishing something that you started. Just like all the team working at Envision!
Checktac
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Checktac is a sequence timer that moves you through your tasks by order and time. Workouts, morning routines, cooking, study, stretching—run the routines you do every day, one step at a time, at your own pace. ■ Auto or manual—choose for every step ・Auto start: the next step begins automatically when the previous one ends ・Manual start: you tap to begin when you're ready Mix hands-free steps and at-your-own-cue steps in a single routine. ■ Countdown or count-up ・Steps with a set time count down ・Steps without a set time count up the elapsed time (tap Next to finish) Great for both precisely-timed and open-ended steps. ■ Key features ・Build routines from steps (name, time, start mode, memo) ・Repeat groups (loop selected steps a set number of times) ・Organize routines with tags ・See time remaining and the finish time while running ・Review each step's actual time and the total on the completion screen ・Notifications on the lock screen and in the background ・Japanese / English, Light / Dark ■ Privacy first All data stays on your device. Nothing is sent to or collected by external servers. Works offline. ■ Checktac Pro (one-time purchase) The free plan lets you create up to 5 routines. Checktac Pro (a single purchase, no recurring fees) unlocks unlimited routines and up to 10 tags. Go at your own pace, and flow to the next. Make your daily routines feel good with Checktac.
Screenshots
Verdict
The clearest difference is in-app purchases: Envision AI at none against Checktac's 1. Checktac's advantage is update cadence (every 3 days vs every 5 weeks). On price, ads, device support and iOS requirement 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
Both are free to download. Checktac sells 1 one-off in-app purchase. Envision AI asks for nothing beyond the download.
Envision AI ships an update every 5 weeks, Checktac every 3 days. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.
| Parameter | Envision AI | Checktac |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (595 ratings) — better | — |
| Positive reviews | 58.0% of reviews | — |
| Number of ratings | 595 — better | — |
| Update frequency | Every 5 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 373 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Envision Technologies B.V. | MIYAKO SUZUKI |
Bugs and requests
Envision AI
Reported bugs
4 issues- Instant text reader mixes languages and has poor formatting
- Document scanning sometimes fails to detect document edges
- Facial recognition often misidentifies people
- Barcode scanner not working reliably in latest version
Requested features
4 requests- Add support for more languages, including Punjabi and Gujarati
- Improve handwriting recognition accuracy
- Implement offline mode for text recognition
- Add a feature to save and organize recognized text
Checktac
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Envision AI
No in-app purchases
Checktac
- Pro$1.99








