Comparison

ECHO Pro vs English Fix

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

Head to head
About

ECHO Pro

This app transforms your compatible iPad into a powerful microscope control and imaging device. Capture, annotate, and share high-quality brightfield and fluorescence images with intuitive on-screen controls and advanced features like Anti-Shake.

Highlights
  • Brightfield imaging with adjustable contrast
  • Epi-fluorescence imaging (Revolve microscope)
  • Anti-Shake feature for blur-free images
  • Integrated photo browser and cloud sharing
  • Photo annotation for cell counting and measurements
  • Automatic saving of image settings
Read full description

Join the revolution in microscopy imaging with the ECHO Pro app for your ECHO microscope, including the Revolve and Rebel hybrid microscopes. TheΒ ECHO Pro app brings the functionality, accessibility, and familiarity of an iPad interface to a publication-quality research microscope. BRIGHTFIELD IMAGING: Easily adjust brightness, contrast, and color balance of your sample with on-screen controls to produce the perfect view of your sample. Navigate your sample quickly with a full field of view, or pinch to zoom to fine tune your focus. Ensure blur-free images with the industry’s first Anti-Shake feature, and when you are ready, simply capture the image. EPI-FLUORESCENCE IMAGING (Revolve microscope only): Capturing publication-quality fluorescence images has never been easier or faster. Select an LED fluorescence channel with the touch of a button. Quickly adjust gain, exposure, light, and levels and capture to 16-bit quantitative TIFF or pseudo-color JPEG. Easily create a multi-channel fluorescence overlay in seconds. INTEGRATED PHOTO BROWSER: Familiar photo browser makes managing images simple. INTEGRATED CLOUD SHARING: Share all of your images instantly using Dropbox, AirDrop, or USB. PHOTO ANNOTATION: Once you have captured a picture, tap to count cells, measure length and area, write labels, draw arrows, or add a scalebar. IMAGE INFO: Never forget your settings. All image settings are automatically saved and easily accessible. Change the way you view science. Discover more at www.discover-echo.com. Designed for the iPad Air 2 and iPad Pro 12.9”.

About

English Fix

Features
Read full description

Fix English messages, emails, replies, and work notes without losing what you mean. English Fix helps you turn rough English into clear, natural writing. Paste your text, choose where you are writing, and get a corrected version with short explanations so you understand what changed. Use English Fix for: β€’ Slack and work messages β€’ Emails and client replies β€’ Job applications and proposals β€’ GitHub comments and professional notes β€’ Quick grammar, spelling, tone, and clarity fixes Choose the style that fits your situation: β€’ Minimal fix β€” grammar only, meaning preserved β€’ Natural English β€” clearer and more fluent β€’ Professional β€” polished for work English Fix is built for people who write in English at work and want to sound clear, polite, and confident. If you decide to get a Grammar subscription, your purchase will be charged to your iTunes account. One week costs $2.99. Active subscriptions will be auto-renewed 24 hours before the expiry date. You can manage subscriptions from an Account in iTunes after subscribing, and you’ll also be able to cancel the auto-renewing subscription at any time. Any unused portion of the free trial period will be forfeited if you purchase a subscription to Grammar before your trial expires. Terms & Conditions: https://yahenskyi.dev/terms-conditions/ Privacy Policy: https://yahenskyi.dev/privacy-policy/

Screenshots

English Fix4 screens

Verdict

The call

The clearest difference is in-app purchases: ECHO Pro at none against English Fix's 1. ECHO Pro also leads on update cadence (every 2 weeks vs every 2 months) and iOS requirement (15.0 vs 17.0). English Fix's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. English Fix sells 1 in-app purchase, starting at $2.99 per 7 days. ECHO Pro asks for nothing beyond the download.

UpkeepUpdate frequency

ECHO Pro ships an update every 2 weeks, English Fix every 2 months. The most recent releases landed on June 1, 2026 and September 24, 2026 respectively.

Scorecard4 real differences Β· 4 level
ECHO Pro versus English Fix: the parameters behind the verdict, then further details
ParameterECHO ProEnglish Fix
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 2 weeks β€” betterEvery 2 months
AdsNoNo
In-app purchasesNo β€” betterYes
MonetizationFreeβ€”
DevicesiPadiPhone, iPad, Mac β€” better
Requires iOS15.0 β€” better17.0
Further details β€” not scored
Size103 MB24 MB
Age rating4+4+
DeveloperEcho LaboratoriesVolodymyr Yahenskyi

In-app purchases

None

ECHO Pro

No in-app purchases

1 purchases

English Fix

Subscriptions1
  • Grammar Premium - Weekly plan$2.997 Days

Questions

Is ECHO Pro free?
ECHO Pro is free to download, with no in-app purchases.
Is English Fix free?
English Fix is free to download, with in-app purchases available.
Do ECHO Pro or English Fix have ads?
Neither ECHO Pro nor English Fix shows ads.
Which is updated more often, ECHO Pro or English Fix?
ECHO Pro ships an update every 2 weeks, and English Fix every 2 months. Most recently, ECHO Pro was updated on June 1, 2026 and English Fix on September 24, 2026.

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