Learn Serbian with LENGO vs PumpDB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Learn Serbian with LENGO
This app helps you learn a new language with features like instant feedback and motivational tools. It offers free basic features and optional paid content for accelerated learning.
- Instant feedback
- Recurrent material
- Motivational methods
- Grammar lessons
- Vocabulary building
- Conjugation practice
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Learning languages has never been so easy! More and more people learn languages with LENGO every day. Join today and be part of our growing community! LENGO IS FREE TO USE Our goal is to make education accessible to anyone. Thus, all basic features are permanently free to use. We are continuously extending paid content as well as free content to make LENGO even better. WHAT TO EXPECT LENGO equips you with everything you need to learn the language you want. It has been shown that you can significantly reduce the time invested in learning a new language by using instant feedback, recurrent material, and other methodologies that LENGO supports. Another aspect that is likely to improve your learning success is the motivation methods, which are often missing from traditional language-learning methods. However, you still have to bring some initiative. EXTRA CONTENT? THAT'S PREMIUM With LENGO Pro, you unlock your full potential. You unlock everything you need to learn languages as quickly and successfully as possible. ABOUT LENGO LENGO is a language learning platform that strives to enrich global human interaction by improving people’s ability to communicate. Privacy policy: https://www.lengo.io/about/privacy/ Terms of use: https://www.lengo.io/about/terms Questions? Contact us: contact@lengo.io --------------------------------------------------------------- Information about the auto-renewable nature of the subscription A subscription is not essential to get access to the full learning materials. You can also gain access by uploading content that adds value to the community. Otherwise, content can be unlocked through in-app-purchases. However, subscriptions are useful for users who want full access without any further action required. The subscribed user does not have to pay attention to our digital currency. Therefore, full access to the app is Lengo Pro. Each subscription will be automatically renewed unless auto-renew is turned off at least 24 hours before the end of the current payment period. Your iTunes account will be automatically charged at the same price for renewal within 24 hours of the end of the current payment period unless you change your subscription preferences in your iTunes Account Settings. When a subscription is canceled, access to the app’s courses and features will expire at the end of the current payment period.
PumpDB
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PumpDB is an offline reference app for Pump It Up XX, Phoenix, and Phoenix 2. Fast easy access to find song and chart details while you're standing at the arcade cabinet. - Full Song Database – Browse the complete list of songs from Pump It Up XX, Phoenix, and Phoenix 2. - Full Chart Info – Find charts in your difficulty, see difficulty history across releases - 2-Player Skill Match – Quickly find songs with charts in two players' desired difficulty ranges - Quick Filter – Find songs by title, artist, series, or BPM in seconds. - Offline – no Wi-Fi or cell data needed. - Native iOS App – better usability than mobile websites, no more zooming, scrolling, or webpages refreshing at the worst possible moment. Perfect for all kinds of play: - 1P single and double – Plan your next set by quickly looking up songs and difficulties. - 2P play – Use Skill Match to find charts that fit both players' skill levels. - Coop play - Instantly see every song by number of players instead of scrolling through the Coop Zone
Screenshots
Verdict
The clearest difference is in-app purchases: PumpDB at none against Learn Serbian with LENGO's 9. PumpDB also leads on iOS requirement (15.6 vs 17.0). Learn Serbian with LENGO's advantage is update cadence (every 2 weeks vs every 5 months). On price, ads 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
Both are free to download. Learn Serbian with LENGO sells 8 in-app purchases, starting at $3.99 per month. PumpDB asks for nothing beyond the download.
Learn Serbian with LENGO ships an update every 2 weeks, PumpDB every 5 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.
| Parameter | Learn Serbian with LENGO | PumpDB |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (294 ratings) — better | — |
| Positive reviews | 86.1% of reviews | — |
| Number of ratings | 294 — better | — |
| Update frequency | Every 2 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 143 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Nils Bernschneider | Ben Sigmon |
Bugs and requests
Learn Serbian with LENGO
Reported bugs
6 issues- Audio playback issues (no sound, incorrect pronunciation)
- Incorrect letter usage (NJ written as ñ)
- Offline pronunciation switches to English voice-to-text
- Cancellation prompts lead to subscription renewal
- Grammar section lacks Russian explanations
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- AI translation may not be accurate
Requested features
12 requests- Add Russian explanations for grammar
- Improve offline audio functionality
- More balanced reminders
- Provide English meaning in grammar section
- Offer a lifetime subscription option
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- More comprehensive language theory
- Better progress tracking
- More realistic pronunciation
- Improve AI translation accuracy
- Clearer cancellation process
- Add more Serbian accent options for voice
- Offer more free content
PumpDB
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Learn Serbian with LENGO
- Pro2 variants$3.991 Month
- Pro$4.991 Month
- Pro7 Days trial$9.991 Month
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- Pro7 Days trial$69.991 Year
- 10 Bronze Coins$1.99
- 50 Bronze Coins$3.99
- 1 Silber Coin$6.99
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- 20 Silber Coins$89.99
PumpDB
No in-app purchases





