Comparison

Opinion Ninja vs 25Tasks

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

Head to head
About

Opinion Ninja

Earn rewards by sharing your opinions through paid surveys. Redeem points for cash via PayPal or gift cards from popular retailers. Make your voice heard and get paid on the go.

Highlights
  • Take paid surveys on the go
  • Earn rewards for opinions
  • Redeem points for PayPal cash
  • Get gift cards from top retailers
  • Choose survey length and reward
Features
Read full description

You MUST have an existing membership and email with a market research panel associated with Opinion Ninja! Getting started is easy. Download the app and log in with the same email address you used to sign up to your market research panel associated with Opinion Ninja. OpinionNinja is the top place to get paid for your opinions. Take hundreds of paid surveys for money on the go, wherever you are. Choose the ideal survey length and reward amount from hundreds of available opportunities on your schedule. Make a difference with your opinion with paid surveys. TAKE SURVEYS The OpinionNinja App allows you to get paid for giving your opinion and making money on the go or at home with your smartphone or tablet. Complete surveys on various important topics and make your opinion count. GET CASH AND FREE GIFT CARDS OpinionNinja has hundreds of Gift Cards available with the leading retailers! Redeem your Reward Points for PayPal cash or gift cards at Amazon, Apple, Target, Mastercard, Walmart, Starbucks, Uber, and many more. Cash out your rewards for gift card values starting at just $1. [:mav: 1.1.34]

About

25Tasks

Engage in short, structured tasks on your smartphone or tablet to contribute to research and improve digital services. Opportunities include surveys, text classification, and more, available anytime, anywhere.

Highlights
  • Complete short, structured tasks
  • Participate in surveys and opinion polls
  • Write, proof, or classify text
  • Access tasks on smartphone or tablet
  • New opportunities available daily
Features
Read full description

Complete simple tasks with your smartphone or tablet — anytime, anywhere. 25Tasks makes it easy to participate in short, structured tasks using your phone or iPad. Whether you’re at home or on the move, you can find new opportunities each day to help with real research, improve online platforms, and support digital services worldwide. Examples of tasks include: • Surveys and opinion polls • Writing, proofing, or classifying text • And more task types to come Tasks vary by availability and region — checking the app regularly ensures you don’t miss new projects.

Screenshots

Opinion Ninja4 screens
25Tasks3 screens

Verdict

The call

The clearest difference is ads: 25Tasks at none against Opinion Ninja's shown. 25Tasks also leads on review sentiment (100% vs 71%) and rating (5.0 vs 4.7). Opinion Ninja's advantage is update cadence (every 5 weeks vs every 9 months) and ratings volume (52 vs 4). On price, in-app purchases, 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

25Tasks holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Opinion Ninja has 52 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 71% of Opinion Ninja's written reviews are positive against 100% of 25Tasks's.

UpkeepUpdate frequency

Opinion Ninja ships an update every 5 weeks, 25Tasks every 9 months. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

Scorecard6 real differences · 4 level
Opinion Ninja versus 25Tasks: the parameters behind the verdict, then further details
ParameterOpinion Ninja25Tasks
PriceFreeFree
Rating4.7 (52 ratings)5.0 (4 ratings) — better
Positive reviews71.4% of reviews100.0% of reviews — better
Number of ratings52 — better4
Update frequencyEvery 5 weeks — betterEvery 9 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.614.0 — better
Further details — not scored
Size59 MB28 MB
Age rating17+12+
DeveloperSample NinjaGreg Kaleka

Customer experience

Opinion Ninja

All ratings52 ratings
Positive94.2%
Neutral0.0%
Negative5.8%
Written reviews7 reviews
Positive71.4%
Neutral0.0%
Negative28.6%

25Tasks

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Opinion Ninja

No in-app purchases

None

25Tasks

No in-app purchases

Questions

Is Opinion Ninja free?
Opinion Ninja is free to download, with no in-app purchases.
Is 25Tasks free?
25Tasks is free to download, with no in-app purchases.
Which has better reviews, Opinion Ninja or 25Tasks?
25Tasks is rated higher. Opinion Ninja averages 4.7 out of 5 from 52 ratings, while 25Tasks averages 5.0 from 4 ratings.
Do Opinion Ninja or 25Tasks have ads?
Opinion Ninja shows ads; 25Tasks does not.
Which is updated more often, Opinion Ninja or 25Tasks?
Opinion Ninja ships an update every 5 weeks, and 25Tasks every 9 months. Most recently, Opinion Ninja was updated on September 17, 2026 and 25Tasks on September 21, 2026.

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