Comparison

Drops vs Speech2Math Calculator

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

Head to head
About

Drops

Learn new languages through engaging games and visual aids. Practice vocabulary and common phrases in over 55 languages, from beginner to expert levels. Track progress, unlock achievements, and enjoy professionally curated lessons with native speaker pronunciations.

Highlights
  • Gamified vocabulary learning
  • Visual learning aids
  • 55+ language options
  • Progress tracking and rewards
  • Native speaker pronunciations
  • Customizable learning goals
Read full description

Join over 50 million people who use Drops for free language lessons. It’s fast, fun, and easy! Practice vocabulary in Spanish, Japanese, French, Korean, Chinese, German, English. Discover 55+ different new languages with Drops! Learn new languages while playing games. You can become fluent, learn vocabulary and common phrases in Hebrew, Arabic, Russian, and Hindi. Set goals, unlock achievements, and get rewards! • Become fluent in a foreign language with this language learning app • Learn to read characters and scripts from different alphabets like Korean, Japanese, Chinese, Hebrew, Arabic, Russian, and Hindi • Custom illustrations for each vocabulary word makes it easy to remember • From beginner to expert levels, grow your foreign language vocabulary • A professionally curated vocabulary list with more than 3,000 words and phrases • Game-like language lessons that make language learning fun and effective • Level up! Track your progress and get rewards • Professional voice artists and sound design with correct dialect pronunciations • Learn to speak languages like Arabic, Chinese (Mandarin), English (British), English (American), French, German, Icelandic, Italian, Japanese, Korean, Portuguese (European), Russian, Spanish (Mexican), Spanish (European), Tagalog, Ainu, Arabic (Egyptian), American Sign Language (ASL), Basque, Bosnian, Cantonese, Catalan, Chti, Croatian, Danish, Dutch, Esperanto, Estonian, Finnish, Galician, Greek, Greenlandic, Hawaiian, Hebrew, Hindi, Hungarian, Igbo, Indonesian, Irish, Maori, Norwegian, Persian, Polish, Portuguese (Brazilian), Romanian, Samoan, Sanskrit, Serbian, Swahili, Swedish, Swiss German, Thai, Turkish, Ukrainian, Vietnamese, Welsh, and even Yoruba! "By focusing on visually appealing games and vocab, Drops aims to lower the barrier preventing users from exploring a new language and, ultimately, accessing the social and economic benefits knowing that language may provide." - TechCrunch We are featured by CNET, Forbes, VentureBeat and many other places too! Try Drops Premium with a 7 day free trial. Download the app to learn about different membership options, and register to learn all about exclusive discounts. Payment will be charged to your iTunes Account at confirmation of Drops premium. Afterwards your account will be charged for renewal within 24-hours prior to the end of the current period. Auto-renewal may be turned off at any time by going to your settings in the iTunes Store after purchase. You can cancel your subscription anytime, and you won't be charged in the next billing cycle. Privacy Policy and Terms of Use: http://languagedrops.com/privacypolicy.html

About

Speech2Math Calculator

This app converts spoken mathematical commands into expressions for calculation. It offers a wide range of operations and supports numerous languages for voice input. An on-screen keyboard allows for manual editing of expressions.

Highlights
  • Speech to math expression conversion
  • On-screen keyboard for editing
  • Basic and scientific calculator functions
  • Multi-language voice input support
  • Trigonometric and logarithmic functions (PRO)
  • Text-to-speech (TTS) support
Features
Read full description

Speech2Math Calculator translates your speech into mathematical expressions. Speech2Math Calculator is a useful talking voice calculator application, which allows you to calculate easily by speaking. Speech2Math Calculator also has an on-screen keyboard that allows you to edit expressions. Plus, minus, times, divide operations, square, cube square root, power, and factorial operations are available. Scientific calculator features are available. You can select the input speech-language independent from your default device locale and language. Speech to Math Calculator is the only voice calculator which supports all the following languages and TTS (text to speech). Trigonometric functions such as sinus, cosine, tangent, arcsines, arccosine, arctangent, and logarithmic functions are available in the PRO version. Supported Languages: English, French, Spanish, Italian, Arabic, Bulgarian, Catalan, Danish, Greek, Estonian, Persian chandani, Finnish, Hebrew, Hindi, Hungarian, Indonesian, Japanese, Haitian, Korean, Lithuanian, Latvian, malay, Norwegian, Polish, Portuguese, Romanian, Danish, Russian, Slovak, Slovenian, Thai, Turkish, Ukrainian, Urdu, Vietnamese, Chinese.

Screenshots

Drops4 screens
Speech2Math Calculator3 screens

Verdict

The call

The clearest difference is review sentiment: Drops at 75% against Speech2Math Calculator's 0%. Drops also leads on rating (4.7 vs 2.3) and update cadence (weekly vs every 4 months). Speech2Math Calculator's advantage is ads (none vs shown) and iOS requirement (10.0 vs 17.6). On price, in-app purchases, monetization model and device support 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. Drops sells 13 in-app purchases, starting at $7.99 per month and Speech2Math Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Drops holds the better App Store score, 4.7 against 2.3. That said, the two scores are not equally well evidenced: Drops has 72K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 75% of Drops's written reviews are positive against 0% of Speech2Math Calculator's.

UpkeepUpdate frequency

Drops ships an update weekly, Speech2Math Calculator every 4 months. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.

Scorecard7 real differences · 4 level
Drops versus Speech2Math Calculator: the parameters behind the verdict, then further details
ParameterDropsSpeech2Math Calculator
PriceFreeFree
Rating4.7 (72K ratings) — better2.3 (3 ratings)
Positive reviews74.7% of reviews — better0.0% of reviews
Number of ratings72K — better3
Update frequencyWeekly — betterEvery 4 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#161 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.610.0 — better
Further details — not scored
Size191 MB89 MB
Age rating4+4+
DeveloperPLANB LABS OUAudiosdroid OU

Customer experience

Drops

All ratings71,502 ratings
Positive94.2%
Neutral2.9%
Negative2.9%
Written reviews2,222 reviews
Positive74.7%
Neutral9.6%
Negative15.7%

Speech2Math Calculator

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews4 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Drops

Reported bugs

2 issues
  • Login issues and lost progress
  • Crashes and performance problems

Requested features

5 requests
  • Add more grammar and sentence-level learning
  • Improve accuracy of translations and pronunciations
  • Provide more flexibility in time limits and review sessions
  • Integrate more conversational practice
  • Improve user interface and navigation

Speech2Math Calculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

Drops

Subscriptions12
  • Genius for a month$7.991 Month
  • Premium$9.991 Month
  • Premium$11.991 Month
Show 9 more
  • Premium$14.991 Month
  • Curious for a month$22.991 Month
  • Holiday premium!$39.991 Year
  • Premium7 Days trial$62.991 Year
  • Premium7 Days trial$69.991 Year
  • All Language Learning Plans7 Days trial$69.991 Year
  • Premium7 Days trial$79.991 Year
  • Premium7 Days trial$89.991 Year
  • Premium7 Days trial$99.991 Year
One-time1
  • Unlimited time for all Languages!$59.99
1 purchases

Speech2Math Calculator

One-time1
  • Speech2Math Calculator PRO$0.99

Questions

Is Drops free?
Drops is free to download, with in-app purchases available.
Is Speech2Math Calculator free?
Speech2Math Calculator is free to download, with in-app purchases available.
Which has better reviews, Drops or Speech2Math Calculator?
Drops is rated higher. Drops averages 4.7 out of 5 from 72K ratings, while Speech2Math Calculator averages 2.3 from 3 ratings.
Do Drops or Speech2Math Calculator have ads?
Drops shows ads; Speech2Math Calculator does not.
Which is updated more often, Drops or Speech2Math Calculator?
Drops ships an update weekly, and Speech2Math Calculator every 4 months. Most recently, Drops was updated on October 14, 2026 and Speech2Math Calculator on October 2, 2026.

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