七天助教 vs Roll Call
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
七天助教
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七天助教是一款面向教师教学全流程的智能教学助手,聚焦作业布置、智能批改、互动答疑、资源沉淀等核心教学场景;支持AI智能选题、拍照上传纸质/文件作业、全学科智能批改与学情反馈,帮助教师减负增效,提升教学管理与教研协作效率。 七天助教可以帮您: 1、AI智能选题组卷,支持根据教学需求快速生成试卷 2、支持纸质作业、手写习题拍照快速上传,无需手动录入 3、全学科智能批改,分数、错因留痕一目了然 4、生成精细化学情反馈,帮助教师定位班级与学生薄弱点 5、支持流畅互动问答,备课、批改、教学疑问可快速咨询 6、支持多位教师协作命制试卷,便于校本作业共建 7、支持优质教学资源沉淀,备课素材、习题、笔记可上传知识库 8、资源分类调用便捷,方便教师复用个人或校本教学资料 9、覆盖备课、作业、批改、教研全环节,助力教育数字化发展
Roll Call
This app helps manage groups by randomly selecting names, tracking attendance, and creating balanced teams. It allows for quick check-ins, note-taking, and historical data review. Rosters can be built by typing, pasting, or importing, and it offers additional tools like timers and decibel meters.
- Random name picker
- Attendance tracking
- Team and group maker
- Roster creation
- Offline functionality
- Import CSV rosters
- Full-screen countdown timer
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Fair picks, fast attendance and balanced teams from one list. Roll Call is a random name picker, attendance tracker and team maker. Paste names once, then pick, check in or group with a tap. RANDOM NAME PICKER • Draw a random name or number with one tap • No repeats until everyone has had a turn, or allow repeats when you want them • Pick one person from every group, or one for each value in any column, such as one per role • Round counter and live progress show exactly who is still waiting • Every pick is saved to the team's history ATTENDANCE TRACKER • Take roll call in seconds: present, absent, late, left early, on leave or other • Add a short note to any member, like "bus delay" or "appointment" • Live counts update while you mark • Review past sessions with charts for the last 7, 30 or 90 days, or any date range you choose TEAM AND GROUP MAKER • Split everyone into the number of random groups you need, with sizes kept even • Spread chosen values across groups, for example a fair mix of roles or skill levels • Shuffle again until it feels right, then keep the result in your history • Pick presenters or captains straight from a saved grouping ROSTERS IN SECONDS • Type or paste a list with one person per line • Import a CSV file exported from your spreadsheet • Add extra columns such as number, role, house or level • Add member photos from the camera or photo library • Collect a roster on the same Wi-Fi: members scan a QR code and enter their own details HANDY EXTRAS • Random number generator for turns, games and raffles • Full-screen countdown timer and stopwatch • Decibel meter that shows the noise level in the room • Arrange the home screen so the tools you use most are one tap away PRIVATE BY DESIGN • Works offline, with no account or sign-up • Rosters, photos and history stay on this device MADE FOR ANY GROUP Classrooms, after-school clubs, sports teams, scout troops, workshops, training sessions, offices, meetups and family game night. If you have a list of names, Roll Call keeps picking, check-ins and grouping fair and fast. Privacy Policy: https://member-privacy-policy.vercel.app/ Terms of Use: https://member-terms-of-service.vercel.app/
Screenshots
Verdict
The clearest difference is update cadence: Roll Call at weekly against 七天助教's fortnightly. On price, ads, in-app purchases 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. 七天助教 sells 10 one-off in-app purchases and Roll Call sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
七天助教 ships an update fortnightly, Roll Call weekly. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.
| Parameter | 七天助教 | Roll Call |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 — better | 17 |
| Further details — not scored | ||
| Size | 52 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | 安徽七天网络科技有限公司 | 大容 吴 |
In-app purchases
七天助教
- 9.9元加油包$0.99
- 加油包48元$6.99
- 加油包78元$9.99
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- 小额加油包$17.99
- 标准加油包$29.99
- 高频加油包$39.99
- Lite年度会员$149.99
- Plus年度会员$299.99
- Pro年度会员$499.99
- Max年度会员$999.99
Roll Call
- Pro Monthly Full Unlock$0.991 Month
- Pro Yearly Full Unlock$6.991 Year
- Pro Lifetime Full Unlock$12.99








