Comparison

Reverse vs Duovigintuple Calc

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

Head to head
About

Reverse

This utility app allows you to search for images using multiple search engines like Google, Bing, Yandex, and TinEye. It helps verify photo sources, find similar products, and discover information about images from your gallery or camera.

Highlights
  • Reverse image search
  • Search via gallery or camera
  • Multi-engine search (Google, Bing, Yandex, TinEye)
  • Search history
  • Image editor
  • Share extension for direct search
Features
Read full description

Reverse - Image Search is a FREE smart utility. The app lets you search any image using multiple top image search engines, all from one place. Advantages + Reverse Image Search is a useful tool to verify the source of photographs, screenshots, and memes. + Research profile pictures of potential dates. + Find the photo's location while on vacation or traveling. + Search for a similar product to buy online. + Find your favorite celebrities on the net. + Solve brand puzzles! Features: - Reverse image search using similar image search (search for images, by an image) - Search for images/photos/pictures by selecting from the Gallery button in the app - Search by capturing a photo through the camera - Search related information by combining the power of multiple popular image search engines - History section to give you a list of your past searches, with an option to revisit past results - Easy image editor to adjust your image before you begin your search - Search an image directly from within the Photos app, or any other app through Share - Search an image directly from Safari or your favorite browser Start searching your image to its roots and sources on the Internet, like a detective! Subscribe Now. - Subscription price & length: $5.99 per month (Includes 3 days free trial) - Your payment will be charged to your iTunes Account as soon as you confirm your purchase. - You can manage your subscriptions and turn off auto-renewal from your Account Settings after the purchase. - Your subscription will renew automatically, unless you turn off auto-renew at least 24 hours before the end of the current period. - The cost of renewal will be charged to your account in the 24 hours prior to the end of the current period. - When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded. - Any unused portion of a free trial period, if offered, will be forfeited when purchasing a subscription. Privacy Policy: https://reverseimagesear.ch/privacy-policy.html Terms of Use: https://reverseimagesear.ch/terms-of-use.html EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Have a feature request you would like to see in a future version of the app? Do not hesitate to contact us.

About

Duovigintuple Calc

Features
Read full description

Display 22 calculators and perform calculations with each one.

Screenshots

Reverse4 screens
Duovigintuple Calc1 screens

Verdict

The call

The clearest difference is in-app purchases: Duovigintuple Calc at none against Reverse's 2. Duovigintuple Calc also leads on update cadence (every 2 weeks vs every 2 months). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Reverse sells 2 in-app purchases, starting at $8.99 per month. Duovigintuple Calc asks for nothing beyond the download.

UpkeepUpdate frequency

Reverse ships an update every 2 months, Duovigintuple Calc every 2 weeks. The most recent releases landed on October 4, 2026 and September 27, 2026 respectively.

Scorecard2 real differences · 8 level
Reverse versus Duovigintuple Calc: the parameters behind the verdict, then further details
ParameterReverseDuovigintuple Calc
PriceFreeFree
Rating3.8 (5.1K ratings) — better—
Positive reviews32.7% of reviews—
Number of ratings5.1K — better—
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.8.3
Further details — not scored
Size102 MB36 MB
Age rating17+4+
DeveloperYogesh UkaniHideaki Uchikoshi

Bugs and requests

Reverse

Reported bugs

3 issues
  • Frequent crashes and freezes
  • Inability to cancel subscription
  • Incompatibility with certain devices and image formats

Requested features

3 requests
  • Dark mode option
  • Improved search accuracy and reliability
  • More free search capabilities

Duovigintuple Calc

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Reverse

Subscriptions1
  • Reverse - Premium Monthly3 Days trial$8.991 Month
One-time1
  • Reverse App PRO$4.99
None

Duovigintuple Calc

No in-app purchases

Questions

Is Reverse free?
Reverse is free to download, with in-app purchases available.
Is Duovigintuple Calc free?
Duovigintuple Calc is free to download, with no in-app purchases.
Do Reverse or Duovigintuple Calc have ads?
Both Reverse and Duovigintuple Calc show ads.
Which is updated more often, Reverse or Duovigintuple Calc?
Reverse ships an update every 2 months, and Duovigintuple Calc every 2 weeks. Most recently, Reverse was updated on October 4, 2026 and Duovigintuple Calc on September 27, 2026.

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