Comparison

Memly vs PIECE

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

Head to head
About

Memly

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Turn your study materials into AI flashcards and build a daily study plan around your exam date. Memly helps you practise medical and nursing terms, prepare for professional certifications and finals, and learn vocabulary with your own notes. FROM MATERIALS TO QUESTIONS AND ANSWERS Import documents, text, photos, YouTube videos, websites or audio. Documents include PDF, Word (.docx) and PowerPoint (.pptx). Turn lecture notes, handouts and recordings into cards, then preview them before saving. CHECK WHAT YOU CAN RECALL Use question-and-answer cards, multiple choice, true/false or rapid study. Type or speak a written answer and get AI feedback on the key points. Blank-page study lets you recall a whole deck and see what you remembered or missed. You can review and correct AI ratings. KNOW WHAT TO STUDY TODAY Set your exam date to see the days remaining, today's cards and your progress. Gather difficult cards for focused revision and choose what to work on when time is limited. GET HELP WHEN YOU GET STUCK Use explanations, memory tips and diagrams made for each card. Review Radio turns your cards into a two-host conversation; downloaded audio is available offline. REVIEW AT THE RIGHT TIME FSRS spaced repetition adjusts review dates using your ratings and learning history. Retention is a prediction of memory, not a measured test score or a guarantee of exam results. STUDY ACROSS DEVICES Sync decks and progress across web, iPhone and iPad with the same account. Tablet layouts adapt to portrait and landscape, giving your cards more room. Japanese, English and Korean are supported, along with study reminders and dark mode. START FREE Free has no time limit and includes a one-time AI allowance. This allowance does not refill monthly. You can keep studying cards you have already created. Plus includes a monthly AI allowance. Pro includes three times the monthly allowance of Plus. Card generation, quizzes, explanations, and other AI features share that allowance. You can choose to purchase more; usage does not trigger automatic extra charges. Your price and billing period are shown before purchase. Prices may differ by store and region. Cancel the next renewal through the provider you subscribed with. Paid access continues until the end of the paid period, then your plan returns to Free. Privacy policy: https://memly.ai/en/privacy Terms of use: https://memly.ai/en/terms

About

PIECE

Features
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ๅ‚่€ƒๆ›ธใฎ็›ฎๆฌกใฎ1่กŒใ‚’ใ€1ๅ›žใงใ“ใชใ›ใ‚‹ใ€Œใƒ”ใƒผใ‚นใ€ใซใ™ใ‚‹ใ€‚ ๆ•™ๆใ”ใจใฎๆตใ‚Œใงใ€ไธŠใ‹ใ‚‰้ †ใซ้€ฒใ‚ใฆใ„ใใŸใ‚ใฎใ‚ฟใ‚นใ‚ฏ็ฎก็†ใงใ™ใ€‚ โ–  ็›ฎๆฌกใ‚’ๆ’ฎใ‚‹ใจใ€่กŒใŒใใฎใพใพใƒ”ใƒผใ‚นใซใชใ‚‹ ๅ‚่€ƒๆ›ธใฎ็›ฎๆฌกใ‚’ๆ’ฎใ‚‹ใจใ€็ซ ใจ็ฏ€ใ‚’่ชญใฟๅ–ใฃใฆใใฎใพใพไธฆในใพใ™ใ€‚ ่กŒใฎ1ใค1ใคใŒใƒ”ใƒผใ‚นใงใ€็ซ ใฎใพใจใพใ‚Šใ‚’ใƒ”ใƒผใ‚นใซใ™ใ‚‹ใ“ใจใ‚‚ใ€ ใใฎไธ‹ใฎ้ …็›ฎใ ใ‘ใ‚’ใƒ”ใƒผใ‚นใซใ™ใ‚‹ใ“ใจใ‚‚ใงใใพใ™ใ€‚ ่ชญใฟๅ–ใฃใŸใ‚ใจใซๆ‰“ใก็›ดใ™ใƒป้ †็•ชใ‚’ๅ…ฅใ‚Œๆ›ฟใˆใ‚‹ใƒป่กŒใ‚’่ถณใ™ใƒปๅˆ†ใ‘ใ‚‹ใŒใงใใพใ™ใ€‚ ๆ’ฎใ‚‰ใšใซๆ‰‹ใงๅ…ฅใ‚Œใ‚‹ใ“ใจใ‚‚ใงใใพใ™ใ€‚ โ–  ๆ•™ๆใ”ใจใฎๆตใ‚Œใง้€ฒใ‚€ ้–‹ใใจใ€ๆ•™ๆใ”ใจใฎๆตใ‚ŒใŒไธฆใณใพใ™ใ€‚ ไธŠใŒ็ต‚ใˆใŸใถใ‚“ใ€ใใฎไธ‹ใŒ้€ฒใ‚ใฆใ„ใ‚‹ใถใ‚“ใ€ใ•ใ‚‰ใซไธ‹ใŒใ“ใ‚Œใ‹ใ‚‰ใฎใ‚‚ใฎใงใ™ใ€‚ ใƒ”ใƒผใ‚นใ‚’ๆŠผใ—ใฆใ€Œๅง‹ใ‚ใ‚‹ใ€ใ€็ต‚ใˆใŸใ‚‰ใ€ŒๅฎŒไบ†ใซใ™ใ‚‹ใ€ใ€‚ 1ๆžšใŒๅคงใใ™ใŽใŸใ‚‰ใ€ใใฎๅ ดใงไฝ•ๆžšใ‹ใซๅˆ†ใ‘ใ‚‰ใ‚Œใพใ™ใ€‚ ใ‚ขใƒ—ใƒชใŒๅ‹ๆ‰‹ใซ้‡ใ‚’ๆฑบใ‚ใ‚‹ใ“ใจใฏใ‚ใ‚Šใพใ›ใ‚“ใ€‚ๅคงใใ•ใ‚’ๆฑบใ‚ใ‚‹ใฎใฏใ‚ใชใŸใงใ™ใ€‚ โ–  ๆœŸ้™ใฏไป˜ใ‘ใฆใ‚‚ไป˜ใ‘ใชใใฆใ‚‚ใ„ใ„ ๆ—ฅไป˜ใ‚’ๆฑบใ‚ใชใใฆใ‚‚ใ€ใƒ”ใƒผใ‚นใฏๅง‹ใ‚ใ‚‰ใ‚Œใพใ™ใ€‚ ๆœŸ้™ใ‚’ไป˜ใ‘ใ‚‹ใจๆœญใซๆ—ฅไป˜ใŒๅ‡บใฆใ€ๆฎ‹ใ‚Šใฏใ€Œ-3ๆ—ฅใ€ใ€้ŽใŽใŸใถใ‚“ใฏใ€Œ+8ๆ—ฅใ€ใง่ฆ‹ใˆใพใ™ใ€‚ ๆœŸ้™ใ‚’ไป˜ใ‘ใŸๆ—ฅใฎๆœใซ้€š็ŸฅใŒๅฑŠใใพใ™๏ผˆ่จญๅฎšใงๅˆ‡ใ‚Œใพใ™๏ผ‰ใ€‚ ๆ‰‹ใ‚’ๆญขใ‚ใ‚‹ใจใใฏใ€Œไผ‘ๆญขใ™ใ‚‹ใ€ใงใ€ใพใ ๆ‰‹ใ‚’ไป˜ใ‘ใฆใ„ใชใ„็Šถๆ…‹ใซๆˆปใ›ใพใ™ใ€‚ โ–  ไฝ•ๅ‘จใ‹ใ™ใ‚‹ๆ•™ๆ 1ๅ‘จใง็ต‚ใ‚ใ‚‰ใชใ„ๆ•™ๆใฏใ€ใƒ”ใƒผใ‚นใ‚’1ๆžš็ต‚ใˆใ‚‹ใŸใณใซๆฌกใฎๅ‘จใฎ1ๆžšใŒ็”จๆ„ใ•ใ‚Œใพใ™ใ€‚ 1ๅ‘จใถใ‚“ใ‚’ๅ…จ้ƒจ็ต‚ใˆใฆใ‹ใ‚‰ใพใจใ‚ใฆๆฌกใฎๅ‘จใซ้€ฒใ‚€ๅฝขใ‚‚้ธในใพใ™ใ€‚ ็›ฎๆจ™ใฎๅ‘จๅ›žใฏๆ•™ๆใ”ใจใซๆฑบใ‚ใ‚‰ใ‚Œใพใ™ใ€‚ โ–  ใƒ”ใƒผใ‚นใ”ใจใซ้›†ไธญใ‚’่จˆใ‚‹ 25ๅˆ†ใฎใ‚ฟใ‚คใƒžใƒผใ‚’ใ€ใ„ใพ้€ฒใ‚ใฆใ„ใ‚‹ใƒ”ใƒผใ‚นใซ็ตใณใคใ‘ใฆๅ›žใ›ใพใ™ใ€‚ ๆฎ‹ใ‚‹ใฎใฏๅ›žๆ•ฐใจใ„ใ†ไบ‹ๅฎŸใ ใ‘ใงใ€ๆ™‚้–“ใ‹ใ‚‰้€ฒใฟๅ…ทๅˆใ‚’ๆŽจๅฎšใ™ใ‚‹ใ“ใจใฏใ—ใพใ›ใ‚“ใ€‚ ใ‚ฟใ‚คใƒžใƒผใ‚’ไฝฟใ‚ใชใใฆใ‚‚ใ€ๅฎŒไบ†ใฏ่จ˜้Œฒใ•ใ‚Œใพใ™ใ€‚ โ–  AIใซ็›ธ่ซ‡ใงใใ‚‹ ็™ป้Œฒใ—ใŸๆ•™ๆใƒปใƒ”ใƒผใ‚นใƒปๆœŸ้™ใƒปใ“ใ‚Œใพใงใฎ่จ˜้Œฒใƒปๅฟ—ๆœ›ๆ กใƒปๆจก่ฉฆใ‚’่ฆ‹ใŸใ†ใˆใงใ€ ๆ–‡็ซ ใง็›ธ่ซ‡ใงใใพใ™ใ€‚่ถณใ‚Šใชใ„ใ“ใจใŒใ‚ใ‚Œใฐ่žใ่ฟ”ใ—ใฆใใพใ™ใ€‚ ๆœŸ้™ใ‚’ๅค‰ใˆใ‚‹ๆๆกˆใฏใ€ๅฏพ่ฑกใจๅค‰ๆ›ดๅ‰ๅพŒใŒไธ€่ฆงใงๅ‡บใพใ™ใ€‚ ๅๆ˜ ใ•ใ‚Œใ‚‹ใฎใฏใ€ๅ†…ๅฎนใ‚’็ขบใ‹ใ‚ใฆใ€ŒๅฎŸ่กŒใ™ใ‚‹ใ€ใ‚’ๆŠผใ—ใŸใจใใ ใ‘ใงใ™ใ€‚ ๅๆ˜ ใ—ใŸใ‚ใจใ‹ใ‚‰ๅ–ใ‚Šๆถˆใ›ใพใ™ใ€‚ไผš่ฉฑใฏใ‚ใจใง่ชญใฟ่ฟ”ใ›ใพใ™ใ€‚ ๅ‹ๆ‰‹ใซๆœŸ้™ใ‚„่จ˜้Œฒใ‚’ๆ›ธใๆ›ใˆใ‚‹ใ“ใจใฏใ‚ใ‚Šใพใ›ใ‚“ใ€‚ โ–  ่จญ่จˆใฎ็ด„ๆŸ ใƒปใ‚ขใƒ—ใƒชใฏ้กใงใ‚ใฃใฆ่ญฆๅ ฑๅ™จใงใฏใ‚ใ‚Šใพใ›ใ‚“ใ€‚้…ใ‚Œใฏๆ—ฅๆ•ฐใงๅฐใ•ใๅ‡บใ™ใ ใ‘ใงใ™ ใƒปๆ‰€่ฆๆ™‚้–“ใ‚„้”ๆˆ่ฆ‹่พผใฟใ‚’ๆŽจๅฎšใ—ใพใ›ใ‚“ใ€‚ไบ‹ๅฎŸใ ใ‘ใ‚’่กจ็คบใ—ใพใ™ ใƒป็…ฝใ‚‰ใšใ€็‚นๆ•ฐใ‚‚็ด„ๆŸใ—ใพใ›ใ‚“ ใ‚ขใƒ—ใƒชๅ†…่ชฒ้‡‘ใซใคใ„ใฆ: AIใธใฎ็›ธ่ซ‡ใจ็›ฎๆฌกใฎ่ชญใฟๅ–ใ‚Šใซใฏใ€Œใƒใ‚ฑใƒƒใƒˆใ€ใ‚’ไฝฟใ„ใพใ™ใ€‚ ็›ธ่ซ‡ใฏใ€1ๅ›žใฎ็›ธ่ซ‡ใงไฝฟใ†ไธŠ้™ใ‚’ๆฑบใ‚ใฆใ‹ใ‚‰ๅง‹ใ‚ใพใ™ใ€‚ ใฏใ˜ใ‚ใฏ3ๆžšใงใ€1ๆžšใ‹ใ‚‰100ๆžšใพใง่‡ชๅˆ†ใงๅค‰ใˆใ‚‰ใ‚Œใพใ™ใ€‚ ๆธ›ใ‚‹ใฎใฏๅฎŸ้š›ใซไฝฟใฃใŸๅˆ†ใ ใ‘ใงใ€ไธŠ้™ใ‚’่ถ…ใˆใฆไฝฟใ†ใ“ใจใฏใ‚ใ‚Šใพใ›ใ‚“ใ€‚ ็ญ”ใˆใŒๅฑŠใ‹ใชใ‹ใฃใŸใ‚„ใ‚Šๅ–ใ‚Šใงใฏๆธ›ใ‚Šใพใ›ใ‚“ใ€‚ ็›ฎๆฌกใฎ่ชญใฟๅ–ใ‚Šใฏใ€่ชญใฟๅ–ใ‚ŒใŸใƒšใƒผใ‚ธ1ๆžšใซใคใ1ๆžšใงใ™ใ€‚ ๆœ€ๅˆใซ10ๆžšใ‚’ใŠๆธกใ—ใ—ใพใ™ใ€‚ใƒใ‚ฑใƒƒใƒˆใฎ่ฟฝๅŠ ่ณผๅ…ฅใฏ่ฒทใ„ๅˆ‡ใ‚Šใงใ™ใ€‚

Screenshots

Memly4 screens
PIECE4 screens

Verdict

The call

The clearest difference is in-app purchases: PIECE at none against Memly's 5. Memly's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, update cadence and ads there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Memly sells 5 in-app purchases, starting at $3.99 per month. PIECE asks for nothing beyond the download.

UpkeepUpdate frequency

Memly ships an update every 4 days, PIECE every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard3 real differences ยท 3 level
Memly versus PIECE: the parameters behind the verdict, then further details
ParameterMemlyPIECE
PriceFreeFree
Update frequencyEvery 4 daysEvery 3 days โ€” better
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS15.1 โ€” better17.0
Further details โ€” not scored
Size48 MB12 MB
Age rating4+4+
DeveloperKazuki MasudaShuntaro Shimada

In-app purchases

5 purchases

Memly

Subscriptions4
  • Memly Plus$3.991 Month
  • Memly Pro$7.991 Month
  • Memly Plus$35.991 Year
Show 1 more
  • Memly Pro$69.991 Year
One-time1
  • 1,000 Credits$3.99
None

PIECE

No in-app purchases

Questions

Is Memly free?
Memly is free to download, with in-app purchases available.
Is PIECE free?
PIECE is free to download, with no in-app purchases.
Do Memly or PIECE have ads?
Neither Memly nor PIECE shows ads.
Which is updated more often, Memly or PIECE?
Memly ships an update every 4 days, and PIECE every 3 days. Most recently, Memly was updated on October 25, 2026 and PIECE on October 24, 2026.

Other comparisons